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Humanoid robots have great potential for real-world applications due to their ability to operate in environments built for humans, but their deployment is hindered by the challenge of controlling their underlying high-dimensional nonlinear…

Robotics · Computer Science 2025-02-24 Sergio A. Esteban , Vince Kurtz , Adrian B. Ghansah , Aaron D. Ames

We demonstrated a CMOS imaging system that adapts each pixel's exposure and sampling rate to capture high dynamic range (HDR) videos. The system consist of a custom designed image sensor with pixel-wise exposure configurability and a…

Image and Video Processing · Electrical Eng. & Systems 2019-06-25 Jie , Zhang , Jonathan P. Newman , Xiao Wang , Chetan Singh Thakur , John Rattray , Ralph Etienne-Cummings , Matthew A. Wilson

Nematodes have evolved to swim in highly viscous environments. Artificial mechanisms that mimic the locomotory functions of nematodes can be efficient viscous pumps. We experimentally simulate the motion of the head segment of…

Fluid Dynamics · Physics 2019-02-07 Ahmad Zareei , Mir Abbas Jalali , Mohsen Saadat , Peter Grenfell , Mohammad-Reza Alam

The roundworm C. elegans exhibits robust escape behavior in response to rapidly rising temperature. The behavior lasts for a few seconds, shows history dependence, involves both sensory and motor systems, and is too complicated to model…

Neurons and Cognition · Quantitative Biology 2019-06-19 Bryan C. Daniels , William S. Ryu , Ilya Nemenman

This paper uses a simple optogenetic model to compare the timing distortion between a randomly-generated target spike sequence and an externally-stimulated neuron spike sequence. Optogenetics is an emerging field of neuroscience where…

Neurons and Cognition · Quantitative Biology 2020-04-24 Adam Noel , Dimitrios Makrakis , Andrew W. Eckford

To improve the understanding of human gait and to facilitate novel developments in gait rehabilitation, the neural correlates of human gait as measured by means of non-invasive electroencephalography (EEG) have been investigated recently.…

Neurons and Cognition · Quantitative Biology 2020-03-03 Cornelia Herbert , Jan Nachtsheim , Michael Munz

In the intact brain, neural activity can be recorded using sensing electrodes and manipulated using light stimulation. Silicon probes with integrated electrodes and micro-LEDs enable the detection and control of neural activity using a…

Signal Processing · Electrical Eng. & Systems 2022-11-28 Alexander Tarnavsky Eitan , Shirly Someck , Mario Zajac , Eran Socher , Eran Stark

Brain research has been driven by enquiry for principles of brain structure organization and its control mechanisms. The neuronal wiring map of C. elegans, the only complete connectome available till date, presents an incredible opportunity…

Neurons and Cognition · Quantitative Biology 2016-11-28 Rahul Badhwar , Ganesh Bagler

This study presents investigations on pulsed loading of a magneto-optical trap (MOT) on an atom chip in an UHV environment. Using three parallel resistively heated Rb-metal dispensers activated by pulsed current supply, approximately 3.0…

Atomic Physics · Physics 2024-03-19 Vivek Singh , V. B. Tiwari , A. Chaudhary , S. Sarkar , S. R. Mishra

Observations of astrophysical transients have brought many novel discoveries and provided new insights into physical processes at work under extreme conditions in the Universe. Multi-wavelength and multi-messenger observations of variable…

Instrumentation and Methods for Astrophysics · Physics 2022-10-19 C. Hoischen , M. Füßling , S. Ohm , A. Balzer , H. Ashkar , K. Bernlöhr , P. Hofverberg , T. L. Holch , T. Murach , H. Prokoph , F. Schüssler , S. J. Zhu , D. Berge , K. Egberts , C. Stegmann

Morphogenesis, the establishment and repair of emergent complex anatomy by groups of cells, is a fascinating and biomedically-relevant problem. One of its most fascinating aspects is that a developing embryo can reliably recover from…

Molecular Networks · Quantitative Biology 2022-11-03 Joel Grodstein , Michael Levin

Learning how to walk is a sophisticated neurological task for most animals. In order to walk, the brain must synthesize multiple cortices, neural circuits, and diverse sensory inputs. Some animals, like humans, imitate surrounding…

Neural and Evolutionary Computing · Computer Science 2020-04-14 Justin Ting , Yan Fang , Ashwin Sanjay Lele , Arijit Raychowdhury

This paper presents for the first time a real-time closed loop neuromorphic decoder chip-driven intra-cortical brain machine interface (iBMI) in a non-human primate (NHP) based experimental setup. Decoded results show trial success rates…

Emerging Technologies · Computer Science 2018-12-12 Shoeb Shaikh , Rosa So , Tafadzwa Sibindi , Camilo Libedinsky , Arindam Basu

We report on a theoretical study and experimental characterization of coherent population trapping (CPT) resonances in buffer gas-filled vapor cells with push-pull optical pumping (PPOP) on Cs D1 line. We point out that the push-pull…

A fundamental problem in neuroscience is understanding how a network's properties dictate its function. Connectomics provides one avenue to predict nervous system function. To test this explicitly, we systematically measure signal…

Neurons and Cognition · Quantitative Biology 2023-11-09 Francesco Randi , Anuj K. Sharma , Sophie Dvali , Andrew M. Leifer

To address these limitations of optogenetics, here we propose two new methods for optogenetic stimulation. The first is x-optogenetics, which uses visible light-emitting nanophosphors stimulated by focused x-rays. This idea is not new but…

Biological Physics · Physics 2014-12-22 Rachel Berry , Matthew Getzin , Lars Gjesteby , Ge Wang

Visual Odometry (VO) and Visual SLAM (V-SLAM) systems often struggle in low-light and dark environments due to the lack of robust visual features. In this paper, we propose a novel active illumination framework to enhance the performance of…

Robotics · Computer Science 2025-09-09 Francesco Crocetti , Alberto Dionigi , Raffaele Brilli , Gabriele Costante , Paolo Valigi

While bio-inspired and biomimetic systems draw inspiration from living materials, biohybrid systems incorporate them with synthetic devices, allowing the exploitation of both organic and artificial advantages inside a single entity. In the…

Robotics · Computer Science 2022-11-22 Huu Duoc Nguyen , Van Than Dung , Hirotaka Sato , T. Thang Vo-Doan

This paper presents advancement towards making an efficient and viable wheel chair control system based on brain computer interface via electro-oculogram (EOG) signals. The system utilizes the movement of eye as the element of purpose for…

Human-Computer Interaction · Computer Science 2020-04-13 Mohtashim Baqar , Azfar Ghani , Azeem Aftab , Shahzad Karim Khawar

The techniques of cavity optomechanics have enabled significant achievements in precision sensing, including the detection of gravitational waves and the cooling of mechanical systems to their quantum ground state. Recently, the inherent…