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VIOLA: Imitation Learning for Vision-Based Manipulation with Object Proposal Priors

arXiv.org Artificial Intelligence

We introduce VIOLA, an object-centric imitation learning approach to learning closed-loop visuomotor policies for robot manipulation. Our approach constructs object-centric representations based on general object proposals from a pre-trained vision model. VIOLA uses a transformer-based policy to reason over these representations and attend to the task-relevant visual factors for action prediction. Such object-based structural priors improve deep imitation learning algorithm's robustness against object variations and environmental perturbations. We quantitatively evaluate VIOLA in simulation and on real robots. VIOLA outperforms the state-of-the-art imitation learning methods by $45.8\%$ in success rate. It has also been deployed successfully on a physical robot to solve challenging long-horizon tasks, such as dining table arrangement and coffee making. More videos and model details can be found in supplementary material and the project website: https://ut-austin-rpl.github.io/VIOLA .


The perfume makers that can't smell a thing

BBC News

Do you need a human to create a beautiful scent? That's the question being asked as artificial intelligence (AI) starts to infiltrate the perfume industry. Companies are increasingly turning to technology in order to create more bestselling, unique fragrances that can be produced in just minutes. Last year, Swiss-based fragrance developer Givaudan Fragrances launched Carto, an artificial Intelligence-powered tool to help perfumers. Through machine learning (a way computers improve outcomes automatically by learning from past results) Carto can suggest combinations of ingredients.


Joining forces to boost AI adoption in Europe

Robohub

Europe is gearing up to launch an Artificial Intelligence Public Private Partnership (AI PPP) that brings together AI, data, and robotics. At its core is a drive to lead the world in the development and deployment of trustworthy AI based on EU fundamental rights, principles and values. The effort is being led by two well-established associations representing over 400 European organisations from Industry and Research: the Big Data Value Association and euRobotics. A first step in this process saw the launch of a consultation document in Brussels last week entitled "Strategic Research, Innovation and Deployment Agenda for an AI PPP". The strategy document comes on the backdrop of international competition, with every country vying to take the lead in AI.


Europe launches new AI initiative to begin catch-up mission

#artificialintelligence

This month has seen the launch of the European Commission's AI4EU project, an initiative to create an AI-on-demand platform for Europe and challenge for leadership in this blossoming segment. Having been agreed during December, the AI4EU project already has 79 partners in 21 countries across the bloc, firstly focusing on developing eight industry-driven AI pilots which will demonstrate the value of the AI-on-demand platform as a technological innovation tool. Led by Thales, the group will receive โ‚ฌ20 million in funding to begin with. "The European Commission has published its coordinated plan on artificial intelligence, as well as new guidelines on how to deal with the ethical issues relating to AI," said Roberto Viola, the Director General of DG Connect at the European Commission, in a recent blog post. "Both put humans firmly at the centre of this key technology that has the potential to revolutionise all our lives."


Machine learning system saves case managers 1,327 hours per year

#artificialintelligence

Bon Secours Charity Hospital, a three-hospital health system that is part of Westchester Center Health Network, also known as WMCHealth, was using a risk scoring algorithm in its electronic health record that was not very accurate. As a result, WMCHealth missed some high-risk patients and classified other patients as high-risk who were not. In addition, the automated daily report sent to case managers included only patients who had primary care doctors. The case managers also wasted a lot of effort digging through charts to decide which patients to prioritize and which interventions to select. That reduced the amount of time they had to spend with patients.


How AI And The Blockchain Is Helping Put A Valentine's Spark Back Into Online Dating

#artificialintelligence

According to a survey by online dating app "Coffee Meets Bagel," the perception of Valentine's Day appears to have changed dramatically. Singles are loud and proud, feeling empowered and less pressured to have a date for the hallmark occasion -- and this isn't the best news for dating apps. As a result, some operators are trying to head off dating-app fatigue with tech solutions: from the creation of in-person authentic experiences such as concerts and cultural experiences, to leveraging blockchain and artificial intelligence for courtship advice. Others may even accept cryptocurrencies for payment to match-making platforms. With men twice as active on relationship sites, according to numerous surveys, a slew of dating apps have emerged catering to women already, allowing ladies to call the shots.


World's First AI & Blockchain-Based Dating & Relationship Project

#artificialintelligence

Viola.AI is The World's First A.I-driven Marketplace for Dating and Relationships. Harnessing on Artificial Intelligence, Blockchain and trustless Smart Contracts, Viola.AI is set to revolutionize the dating and relationship space in the world. She will be the first dating and relationship A.I. that evolves with the users - creating a global and borderless full loop solution from dating, courtship, relationship to marriage. With the capability to perform deep learning about each user's personality, background and behaviour, Viola.AI can give them the most relevant and valuable advice, as well as proactively prompt couples before any important relationship milestones and help them solve their challenges early. The dating industry has grown tremendously in the last decade with the rise of technology and emergence of mobile dating services.