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How to Build a Machine Learning Portfolio Using Online Courses
In todays competitive datadriven world machine learning ML has emerged as a transformative technology that powers industries like finance healthcare ecommerce and entertainment If youre aspiring to make a career in this field its crucial to not only learn machine learning concepts but also showcase your knowledge and skills through a wellstructured portfolio Building a machine learning portfolio is one of the best ways to demonstrate your abilities to potential employers Online machine learning courses with certificates can help you acquire skills while offering valuable projects that can be added to your portfolioIn this blog we will explore how to build a machine learning portfolio using online courses what essential elements you should include and how to make your portfolio stand out Why Build a Machine Learning PortfolioA machine learning portfolio is a powerful way to showcase your handson experience problemsolving skills and familiarity with ML algorithms and tools A wellcrafted portfolio helps bridge the gap between theoretical knowledge and practical implementation It gives potential employers and collaborators insight into your abilities beyond what a resume or interview can provideBuilding a portfolio allows you to Demonstrate your understanding of core machine learning concepts Show your ability to work with realworld datasets Highlight the projects youve completed during your learning process Exhibit your problemsolving approach and creativity Step 1 Choose the Best Online Machine Learning Course with CertificateTo begin your journey enrolling in a best online machine learning course with certificate is essential Such courses not only provide structured learning but also offer realworld projects that you can add to your portfolioWhen selecting a course consider the following Accreditation and Recognition Look for courses from recognized platforms like Coursera edX or platforms like Sage Extension which offer certificates upon completion Course Content Ensure the course covers fundamental and advanced ML topics such as supervised and unsupervised learning natural language processing computer vision and neural networks Projects and Assignments Opt for courses that provide handson projects These projects will be the core of your portfolio Flexibility If youre working or have other commitments choose courses that offer flexible schedules and selfpaced learning Master the Basics of Machine LearningUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionb38c5355e250494290deef7b518c0f45_1727354518323_6670985jpgBefore diving into advanced projects its crucial to master the basics Most online machine learning classes start with fundamental topics such as Data Preprocessing Learn how to clean normalize and manipulate datasets for machine learning tasks Supervised and Unsupervised Learning Understand key algorithms like linear regression decision trees clustering and classification techniques Model Evaluation Learn how to evaluate the performance of your models using metrics like accuracy precision recall and AUCROC A good machine learning course will offer exercises and smaller projects to help you solidify these skills Make sure to complete these and include the best examples in your portfolio Even simple projects like predicting house prices or building a basic recommender system can demonstrate your ability to work with ML models Work on RealWorld Projects from Online CoursesUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionb38c5355e250494290deef7b518c0f45_1727354518323_10290533jpgMost online machine learning classeshttpssageextensioncomstoreMachineLearning3us2j2ilnf2g provide realworld datasets for project work Working on diverse projects is one of the best ways to build a robust portfolio Here are some ideas of projects that you can work on and include in your portfolio Image Classification using CNNs Convolutional neural networks CNNs are the backbone of modern computer vision A project using a CNN to classify images of cats dogs or handwritten digits like the MNIST dataset is an excellent addition to your portfolio Sentiment Analysis with Natural Language Processing NLP Use sentiment analysis on text data from social media product reviews or news articles to classify sentiment as positive negative or neutral Predictive Analytics for Sales or Stock Prices Apply time series forecasting techniques to predict sales stock prices or other financial metrics using regression models Customer Segmentation using Clustering Unsupervised learning methods like kmeans clustering can help businesses understand customer behavior Building a customer segmentation model can demonstrate your ability to work with unsupervised data Each of these projects showcases specific machine learning skills Add a brief explanation of each project the techniques you used the tools and libraries you worked with such as Python TensorFlow Scikitlearn and the final results Including a GitHub link or Jupyter notebook with your code can make your portfolio more interactive Personalize Your ProjectsUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionb38c5355e250494290deef7b518c0f45_1727354518323_fa4b73f5f77745c682857cff79b30a13PhotoroompngWhile its tempting to use the same datasets and projects provided by online courses adding a personal twist can make your portfolio stand out For example instead of using common datasets like Titanic or Iris which many students use try to find novel datasets or realworld problems relevant to your interests or the industry you want to work inYou can Scrape or collect your own data from websites using APIs or web scraping tools Adapt an existing project to a different use case For example instead of classifying images of handwritten digits create a model that classifies medical images or artwork Add features to your model or try more complex algorithms to improve accuracy Showcase a Range of SkillsUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionb38c5355e250494290deef7b518c0f45_1727354518323_a57d2e0c64874e14ad391d965ffa722ePhotoroomPhotoroompngYour portfolio should demonstrate a range of machine learning skills from data preprocessing and feature engineering to advanced deep learning techniques Ensure your projects coverData Wrangling and Cleaning Show your ability to handle messy incomplete or unstructured dataAlgorithm Selection and Tuning Highlight your understanding of various ML models including decision trees random forests support vector machines and neural networksModel Evaluation Include projects where you use crossvalidation grid search or other techniques to improve model performanceIts also valuable to include visualizations like plots of confusion matrices or learning curves that show how your model performs over time Share Your PortfolioUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionb38c5355e250494290deef7b518c0f45_1727354518323_884fbfdc0df446d8ac3e3b3521ae9e33PhotoroompngOnce youve built your portfolio its time to share it Here are some ways to make your portfolio more visibleGitHub Host your projects and code on GitHub the goto platform for developers Make sure your repositories are wellorganized with detailed readme files explaining each projectPersonal Website Create a personal website where you can showcase your projects resume and contact information You can use platforms like WordPress GitHub Pages or Wix to build a simple but professional siteLinkedIn Share your projects on LinkedIn Many recruiters and potential employers actively browse LinkedIn profiles so having your portfolio linked there can increase your visibilitySage Extension Empowering Your Career with CuttingEdge Online Courses in Machine Learning and Data ScienceThe demand for skilled professionals in machine learning and data science is soaring with industries across the globe looking for talent capable of leveraging data to drive innovation Sage Extensionhttpssageextensioncom is a leading platform designed to provide comprehensive industryrelevant courses in emerging technologies such as artificial intelligence AI machine learning ML and data science Whether youre a beginner looking to enter the field or an experienced professional wanting to upskill Sage Extensionhttpssageextensioncom has the right course for you ConclusionBuilding a machine learning portfolio using online courses is an excellent way to demonstrate your skills and increase your chances of landing a job in the competitive ML field By enrolling in the best online machine learning course with certificate working on diverse realworld projects and personalizing your work you can create a portfolio that stands out Remember your portfolio is a reflection of your journey and growth in the world of machine learning so keep updating it as you acquire new skills and complete new projects
Top 5 Benefits of Taking Online Acting Classes for Aspiring Actors
Are you looking forward to breaking into the entertainment industry If yes you are likely to be busy with your fingers on the keyboard as you search for online acting courses that will make you competent and more marketable In todays digital age more actors are undertaking online lessons because it is convenient for developing their skills Thereby Global View Research argues that by 2025 there will be a 21 rise in the worldwide online acting class market resulting from increased demand for these flexible learning opportunitiesIt is burdensome to get into the competitive acting world from auditions to getting in touch with professionals Thankfully online acting classes are now available for budding actors who want to perfect their skills learn about the industry and increase their chances of success Platforms such as SageX have made it possible to have online acting classes with certificateshttpssageextensioncomstoreActingwithNawazuddinSiddiqui4h8eimll2oqj for people who love theatre but cannot leave home to take highquality drama coursesHere are seven reasons why you should take your acting lessons online Instructors live feedback and guidance Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_japanesewomanbusinessmeetingjpgOne of the greatest standouts of online acting classes is that you can receive instant feedback from your instructor Regardless of whether youre new to the theatre or a seasoned performer an expert who has spent a long time in it will give you priceless tips We at SageXhttpssageextensioncom offer an opportunity to learn acting online from Nawaz Uddin Siddique a renowned actor who can help you become better at what you do The courses aim at improving ones skills and understanding the complexity that comes with being an actor We enlist instructors who watch and comment on your performances and thus help direct your career path in performing arts They also show the direction towards success emphasizing the improvement of skills and acquisition of knowledge related to the art of acting If there is anything that would make you rule in acting perhaps it is SageX Remote learning Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_mediumshotsmileywomanholdinglaptopjpgBesides it is quite possible to learn acting online from any part of the world You dont have to be upright of Nawaz Uddin Siddique or be in New York or Los Angeles to get some great drama classes you dont even need a physical location for that matteras long as you are connected to the internet your location doesnt matter The Internet provides alternative ways of learning for those who cannot access facetoface teachingMoreover online acting programs let you work together with other actors based all over the world Therefore by engaging in this worldwide dialogue concerning drama and theatre arts an actor can expose himherself to a variety of styles and techniques used in acting and improve hisher knowledge about the industry at large This international focus can make all the difference in an aspiring actors voyage towards becoming a successful artiste Dynamic Technique Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_personholdingclapperboardfrontgirlrehearsingbackstagejpgWithout having mastered audition techniques and character development aspiring to be the next standout talent in the world of actors may not bear any fruits Among the best things about online acting lessons is that you will have a chance to try out so many methods and styles Online acting classes are unlike typical physical classrooms which may limit you to one specific instructors approach as such they allow you to choose from numerous instructors That is why each of them has their way of teaching and unique experience hence enabling people to learn various methods before they can find one that works better for them in terms of personal growth as an actor Boost confidence and gain inspiration Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_confidencejpgDeveloping the confidence to act before an audience could make or break your career as an actor Online acting classes provide a great opportunity to boost up ones morale and let them discover a passion for this industry As such interacting with seasoned theatre experts and taking part in virtual drama lessons equips one with the skills to perform without anxiety have more stage presence and become more effective at representing oneself to the public These internetbased courses create a nurturing environment where you can get constructive input that will shape you into the best actor you could ever be They also come with the added advantage of providing a platform for interaction with experienced actors who are then able to advise on what should be expected as far as acting is concerned during your journey as an actor begins Facing the camera Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_streamingyoutubefreelancerrecordingjpgDo you know that a survey online has shown that 80 of prospective actors have claimed that their biggest stumbling block was camera facing This is not surprising since many newbies to the field find it hard As such an online theatre class offers a great chance for beginners to practice and polish this skill By taking virtual lessons in acting you can learn how to use your body movements and facial expressions effectively before the camera which will lead to better confidence while on set and more realistic portrayals of characters from one scene to another Moreover the feedback that will be given about you personally can help you gradually regain back selfconfidence and get rid of insecurity in acting thus aiding become a better performer than ever In these customized tutoring programs as well as rehearsed exercises you will feel confident while going for auditions or shooting onscreen roles Thus having the necessary skills needed by an actor who would like to go into filmmaking Strengthen Networking Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_StrengthenNetworkingjpgOftentimes wouldbe actors face a big challenge in developing a solid network within the industry Nevertheless online acting lessons present an exclusive chance to engage with mentors peers and theatre teachers who are experienced enough to guide you in your acting career When you become part of an active virtual group it becomes possible to create longlasting relationships with others who have similar interests and are on the same path as yours Consequently such interactions provide room for unity in working together on projects discussing each others work positively and inspiring one another to keep pushing for their dreams These vital links can open up new prospects and take your acting profession to another level entirely Costeffective learning Untitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextension5b65b2bad50d45b3983ec6774dac5079_1723630963710_costjpgOne of the main challenges faced by aspiring actors is meeting the cost of classes and workshops Traditional acting courses are usually expensive in terms of tuition fees as well as additional costs of travelling hence many cannot afford them Actors who always wanted to become pros have a saviour in online drama lessons SageX is one such platform that allows you to get topnotch drama coaching without paying a lot for it or having to travel Do not let money be an obstacle towards developing your oncamera skills and perfecting your acting techniques this is now possible at very little costOnline acting classes are a great way to learn the complexities of the acting field and jumpstart your career Some of the best online acting courses are offered by SageX led by experienced theatre gurus These lessons aim to provide you with the necessary skills and understanding for an effective acting career One notable benefit of elearning classes is their costeffectiveness compared to physical classroom setups moreover they bring many highlevel tutors right into your house Embrace this chance to polish your professional experience gain selfassurance or mingle with other actors who want to make it in life courtesy of SageXs major online courses in acting
Master the Path to Success: Full-Stack Development in India's Tech Landscape
In the bustling tech terrain of India the role of fullstack developers emerges as a pivotal force driving innovation and shaping the digital future Lets delve into the dynamic scope and promising prospects awaiting those embarking on the journey of fullstack development in India1Meeting the Soaring Demand The tech industry in India is ablaze with the fervent demand for fullstack developers Their unique prowess in seamlessly bridging the realms of frontend and backend development makes them indispensable assets for businesses across diverse sectors From crafting captivating user interfaces to architecting robust serverside logic fullstack developers are sought after for their versatility and proficiency2Exploring a Spectrum of Opportunities Fullstack developers in Indiahttpssageextensioncomstorefullstackdevelopmentmastery4k2u8gzccurs traverse a landscape rich with diverse career avenues Whether in the realm of burgeoning startups established enterprises or dynamic IT consulting firms opportunities abound Their expertise finds resonance in sectors spanning ecommerce finance healthcare education and beyond catalyzing innovation and driving impactful solutions3Embracing Continuous Evolution The journey of a fullstack developer is one of perpetual learning and evolution In an everevolving tech ecosystem staying abreast of emerging technologies frameworks and tools is imperative Continuous upskilling is not just a choice but a necessity to thrive in the competitive job market and spearhead innovation4Unveiling Adaptability and Versatility At the core of a fullstack developers skill set lies a blend of technical prowess and adaptability Mastery over frontend technologies like HTML CSS and JavaScript harmonizes with proficiency in backend frameworks such as Nodejs Python or Ruby on Rails This adaptability enables them to seamlessly navigate through evolving requirements and technologies emerging as invaluable assets to organizations striving for scalable and efficient solutions5Pioneering Entrepreneurial Ventures In Indias vibrant startup ecosystem fullstack developers wield the power to catalyze innovation and drive transformative change Their ability to orchestrate every facet of software development positions them as torchbearers of entrepreneurial ventures From ideation to execution fullstack developers play a pivotal role in bringing disruptive ideas to life and navigating the complexities of the digital landscape6Unlocking the Realm of Remote Work and Freelancing The rise of remote work and freelancing opens new vistas of opportunity for fullstack developers in India Embracing this flexibility they can collaborate with clients and companies globally curating their projects and sculpting a fulfilling worklife balance on their terms7Envisioning a Future of Boundless Potential As India marches steadfastly towards digital transformation the trajectory of fullstack developershttpssageextensioncomstorefullstackdevelopmentmastery4k2u8gzccurs shines brightly on the horizon Their adeptness in crafting usercentric solutions driving innovation and navigating the intricacies of the digital realm will be instrumental in propelling Indias ascent as a global technology powerhouseEmbark on this transformative journey of fullstack development in India where each line of code paves the way towards a future brimming with boundless opportunities and unparalleled growth
Exploring Generative AI: Applications and Future Implications
In the everevolving landscape of artificial intelligence one of the most intriguing and promising developments is Generative AI This branch of AI focuses on creating new content data or outputs that mimic or expand upon existing patterns in the data its trained on From generating realistic images and videos to composing music and even writing text Generative AI is pushing the boundaries of what machines can create Lets explore how Generative AI is used and think about what it might do in the futureUntitled Draftimghttpsedisonlmsfss3useast2amazonawscomtenant_sageextensionacd8fc3a3e6649bfb2b7c316024e561f_1709628279919_OIG4jpg What is Generative AIGenerative AI employs techniques such as Generative Adversarial Networks GANs Variational Autoencoders VAEs and Transformers to generate content GANs for instance consist of two neural networksthe generator and the discriminatorcompeting against each other The generator creates synthetic data while the discriminator tries to distinguish between real and generated data Through this adversarial training process GANs can produce remarkably realistic outputs whether its images videos or even text Applications of Generative AI1 Image Generation Generative AI has enabled the creation of photorealistic images from scratch This has numerous applications in industries like fashion interior design and gaming Artists and designers can use AI to quickly generate concepts and prototypes saving time and resources2 Video Synthesis Generating video content is another area where Generative AI shines From deepfake videos for entertainment to generating synthetic training data for computer vision models the ability to synthesize videos opens up new possibilities and challenges3 Text Generation Natural Language Processing NLP models like GPT Generative Pretrained Transformer have gained attention for their ability to generate coherent and contextually relevant text From generating news articles to aiding in content creation and even dialogue generation in chatbots the applications of AIgenerated text are vast4 Music Composition Generative AI can compose music in various styles and genres It learns from existing musical compositions and creates new pieces that adhere to similar patterns and structures This can be a valuable tool for musicians composers and filmmakers looking for original soundtracks5 Drug Discovery and Material Science In fields like pharmaceuticals and material science Generative AI can accelerate the process of discovering new compounds and materials By generating and screening virtual molecules or materials researchers can narrow down the search space and identify promising candidates more efficiently Future Implications of Generative AIWhile Generative AI holds tremendous potential it also raises ethical societal and technical concerns Ethical Considerations The rise of deepfake technology powered by Generative AI has raised concerns about misinformation privacy violations and its potential to manipulate public opinion Addressing these issues will require a combination of technological solutions regulation and media literacy efforts Creative Collaboration Generative AI blurs the line between human and machine creativity As AI continues to advance it will be interesting to see how it influences creative processes and collaborations between humans and machines Will AI become a tool for augmenting human creativity or will it eventually replace human creators altogether Economic Disruption The widespread adoption of Generative AI could disrupt industries reliant on creative workforces such as graphic design writing and music composition It may lead to job displacement in these sectors while also creating new opportunities in AIrelated fields Technological Challenges Despite significant progress Generative AI still faces challenges such as generating truly diverse and creative outputs addressing biases in training data and ensuring the safety and reliability of AIgenerated contentConclusion Generative AI represents a fascinating intersection of creativity and technology Its applications span a wide range of domains from art and entertainment to healthcare and beyond However realizing the full potential of Generative AI requires addressing ethical concerns fostering collaboration between humans and machines and overcoming technical challenges As we continue to explore and develop Generative AI its essential to approach its deployment with caution foresight and a commitment to responsible innovation Generative AI FAQs 1 What is Generative AI and how does it workAnswer Generative AI refers to a branch of artificial intelligence focused on creating new content data or outputs that mimic or expand upon existing patterns in the data its trained on It employs techniques such as Generative Adversarial Networks GANs Variational Autoencoders VAEs and Transformers GANs for instance consist of two neural networksthe generator and the discriminatorcompeting against each other The generator creates synthetic data while the discriminator tries to distinguish between real and generated data Through this adversarial training process GANs can produce remarkably realistic outputs 2 What are the main applications of Generative AIAnswer Generative AI has a wide range of applications including image generation video synthesis text generation music composition and even drug discovery It is used in industries such as fashion gaming healthcare and entertainment to create new content prototypes and solutions 3 How does Generative AI contribute to text generationAnswer Generative AI models like GPT Generative Pretrained Transformer have gained attention for their ability to generate coherent and contextually relevant text These models are trained on large datasets of text and can generate articles stories dialogue and more They are used in various applications including content creation chatbots and language translation 4 What role does Generative AI play in music compositionAnswer Generative AI can compose music in various styles and genres by learning from existing musical compositions It analyzes patterns and structures in the data its trained on and generates new pieces that adhere to similar styles This capability is valuable for musicians composers and filmmakers looking for original soundtracks 5 What are some ethical considerations associated with Generative AIAnswer The rise of deepfake technology powered by Generative AI has raised concerns about misinformation privacy violations and its potential to manipulate public opinion Addressing these issues requires a combination of technological solutions regulation and media literacy efforts Additionally there are concerns about biases in training data and the impact of Generative AI on job displacement in creative industries
The Impact of Artificial Intelligence on Employment: Replacing Jobs or Creating Opportunities?
IntroductionArtificial Intelligence AI has rapidly evolved becoming an integral part of various industries revolutionizing the way we live and work However the increasing integration of AI has sparked debates about its impact on employment Is AI a threat replacing jobs and leaving a trail of unemployment or is it a catalyst for new opportunities creating jobs we never imaginedThe Job Replacement NarrativeCritics often argue that AI will lead to massive job displacement especially in routine and repetitive tasks Automation has already made its mark in industries like manufacturing where robots have taken over assembly lines Similarly the rise of AIpowered chatbots and virtual assistants has impacted customer service roles As AI continues to advance it is expected to replace certain jobs that involve predictable rulebased tasksHowever history tells us that technological advancements despite initial job displacements often lead to the creation of new more specialized roles The key lies in adapting to these changes and acquiring the necessary skills to remain relevant in the evolving job marketThe Job Creation PerspectiveOn the flip side proponents of AI argue that it is a job creator not just a destroyer AI has the potential to enhance productivity and efficiency across industries leading to the creation of new roles that require human intelligence creativity and emotional intelligenceareas where machines currently fall shortFor instance the development and maintenance of AI systems require skilled professionals in data science machine learning and artificial intelligence As industries adopt AI the demand for experts in these fields continues to rise Moreover AI can amplify human capabilities enabling workers to focus on more complex and strategic tasks while leaving routine activities to machinesEmerging Job Trends in the Era of Artificial IntelligenceAs artificial intelligence continues to permeate various industries the employment landscape is undergoing a profound transformation Rather than merely replacing jobs AI is reshaping existing roles and giving rise to new and unforeseen opportunities Here are some key trends highlighting the nuanced impact of AI on employment1 Automation and Job RedefinitionWhile routine and repetitive tasks are susceptible to automation the implementation of AI often leads to the redefinition of job roles Employees find themselves collaborating with AI systems to enhance productivity and efficiency2 Creation of New Skill DemandsThe integration of AI necessitates a workforce equipped with new skills Jobs are being created in the fields of data science machine learning and AI development reflecting a demand for expertise in managing maintaining and advancing AI technologies3 AI as a Productivity BoosterAI acts as a force multiplier allowing humans to focus on higherorder tasks that require creativity critical thinking and emotional intelligence Rather than replacing workers AI serves as a tool for augmenting human capabilities leading to a more dynamic and productive workforce4 Shift in Industry DynamicsTraditional industries are witnessing a shift in their dynamics as AI becomes more prevalent For example manufacturing is evolving with the introduction of smart factories creating jobs in AIdriven production and maintenance5 AIPowered EntrepreneurshipThe democratization of AI technologies enables entrepreneurs to explore new business opportunities Startups are emerging in sectors such as AI consulting customization of AI solutions for niche markets and AIdriven innovations fostering economic growth and job creation6 Job Quality vs QuantityThe focus is shifting from the sheer number of jobs to the quality of employment AI has the potential to enhance job quality by automating mundane tasks thereby allowing employees to engage in more meaningful and fulfilling work7 Reskilling and Continuous LearningThe ongoing evolution of AI necessitates a commitment to lifelong learning and upskilling Organizations and individuals investing in reskilling initiatives can adapt to the changing job landscape ensuring sustained employability8 Addressing Ethical ConsiderationsAs AI algorithms impact decisionmaking processes in hiring and other areas ethical considerations become crucial Employment practices need to be transparent fair and accountable with ongoing efforts to address biases and ensure inclusivityConclusionThe impact of AI on employment is a nuanced and evolving topic While its true that certain jobs may be automated history has shown that technological advancements bring about new opportunities and industries The key lies in education reskilling and embracing a mindset of adaptability Rather than fearing job displacement individuals and societies must prepare for the changing landscape leveraging AI to create a future where humans and machines work together to achieve unprecedented levels of innovation and productivity