machine-learning tagged posts

Researchers develop Superfast New Method to Manufacture High-Performance Thermoelectric devices

high-performance thermoelectric devices for energy harvesting and cooling
High-performance thermoelectric devices for energy harvesting and cooling

Yanliang Zhang, associate professor of aerospace and mechanical engineering at the University of Notre Dame, and collaborators Alexander Dowling and Tengfei Luo have developed a machine-learning assisted superfast new way to create high-performance, energy-saving thermoelectric devices.

The novel process uses intense pulsed light to sinter thermoelectric material in less than a second (conventional sintering in thermal ovens can take hours). The team sped up this method of turning nanoparticle inks into flexible devices by using machine learning to determine the optimum conditions for the ultrafast but complex sintering process.

The achievement was just published in the journal Energy and Environmental Scie...

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AI Models can now Continually Learn from New Data on Intelligent Edge Devices like Smartphones and Sensors

Artistic collage shows a large teal hand, pointing towards us as if typing on a smart phone, with a lens flare on the tip of the finger. The background is a surreal, AI-generated blend of smart phones, keyboards, teal screens.
Caption:A machine-learning model on an intelligent edge device allows it to adapt to new data and make better predictions. For instance, training a model on a smart keyboard could enable the keyboard to continually learn from the user’s writing.
Credits:Image: Digital collage by Jose-Luis Olivares, MIT, using stock images and images derived from MidJourney AI.

A new technique enables on-device training of machine learning models on edge devices like microcontrollers, which have very limited memory. This could allow edge devices to continually learn from new data, eliminating data privacy issues, while enabling user customization.

Microcontrollers, miniature computers that can run simple commands, are the basis for billions of connected devices, from internet-of-things (IoT) devices...

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