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🔍 shadrokh samavi 📂 Engineering
Showing 19 results for "shadrokh samavi" in Engineering
Engineering Preprint PDF DOI

SaPaVe: Towards Active Perception and Manipulation in Vision-Language-Action Models for Robotics

Mengzhen Liu, Enshen Zhou, Cheng Chi, Yi Han, Shanyu Rong, Liming Chen, Pengwei Wang, Zhongyuan Wang, Shanghang Zhang · 2026

Active perception and manipulation are crucial for robots to interact with complex scenes. Existing methods struggle to unify semantic-driven active perception with robust, viewpoint-invariant executi…

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Engineering Preprint PDF DOI

SAMRI: Segment Anything Model for MRI

Zhao Wang, Wei Dai, Thuy Thanh Dao, Steffen Bollmann, Hongfu Sun, Craig Engstrom, Shekhar S. Chandra · 2025

Accurate magnetic resonance imaging (MRI) segmentation is crucial for clinical decision-making, but remains labor-intensive when performed manually. Convolutional neural network (CNN) based methods ca…

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Engineering Preprint PDF DOI

WaLRUS: Wavelets for Long-range Representation Using SSMs

Hossein Babaei, Mel White, Sina Alemohammad, Richard G. Baraniuk · 2025

State-Space Models (SSMs) have proven to be powerful tools for modeling long-range dependencies in sequential data. While the recent method known as HiPPO has demonstrated strong performance, and form…

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Engineering Preprint PDF DOI

SatAOI: Delimitating Area of Interest for Swing-Arm Troweling Robot for Construction

Jia-Rui Lin, Shaojie Zhou, Peng Pan, Ruijia Cai, Gang Chen · 2025

In concrete troweling for building construction, robots can significantly reduce workload and improve automation level. However, as a primary task of coverage path planning (CPP) for troweling, delimi…

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Engineering Preprint PDF DOI

Multi-Agent LLM Actor-Critic Framework for Social Robot Navigation

Weizheng Wang, Ike Obi, Byung-Cheol Min · 2025

Recent advances in robotics and large language models (LLMs) have sparked growing interest in human-robot collaboration and embodied intelligence. To enable the broader deployment of robots in human-p…

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Engineering Preprint PDF DOI

SAMRI-2: A Memory-based Model for Cartilage and Meniscus Segmentation in 3D MRIs of the Knee Joint

Danielle L. Ferreira, Bruno A. A. Nunes, Xuzhe Zhang, Laura Carretero Gomez, Maggie Fung, Ravi Soni · 2025

Accurate morphometric assessment of cartilage-such as thickness/volume-via MRI is essential for monitoring knee osteoarthritis. Segmenting cartilage remains challenging and dependent on extensive expe…

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Engineering Preprint PDF DOI

SASVi -- Segment Any Surgical Video

Ssharvien Kumar Sivakumar, Yannik Frisch, Amin Ranem, Anirban Mukhopadhyay · 2025

Purpose: Foundation models, trained on multitudes of public datasets, often require additional fine-tuning or re-prompting mechanisms to be applied to visually distinct target domains such as surgical…

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Engineering Preprint PDF DOI

ANAVI: Audio Noise Awareness using Visuals of Indoor environments for NAVIgation

Vidhi Jain, Rishi Veerapaneni, Yonatan Bisk · 2024

We propose Audio Noise Awareness using Visuals of Indoors for NAVIgation for quieter robot path planning. While humans are naturally aware of the noise they make and its impact on those around them, r…

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Engineering Preprint PDF DOI

Hypergraph-based Coordinated Task Allocation and Socially-aware Navigation for Multi-Robot Systems

Weizheng Wang, Aniket Bera, Byung-Cheol Min · 2024

A team of multiple robots seamlessly and safely working in human-filled public environments requires adaptive task allocation and socially-aware navigation that account for dynamic human behavior. Cur…

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Engineering Preprint PDF DOI

Multi-Robot Cooperative Socially-Aware Navigation Using Multi-Agent Reinforcement Learning

Weizheng Wang, Le Mao, Ruiqi Wang, Byung-Cheol Min · 2023

In public spaces shared with humans, ensuring multi-robot systems navigate without collisions while respecting social norms is challenging, particularly with limited communication. Although current ro…

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Engineering Preprint PDF DOI

Multiple Hankel matrix rank minimization for audio inpainting

Pavel Zaviska, Pavel Rajmic, Ondrej Mokry · 2023

Sasaki et al. (2018) presented an efficient audio declipping algorithm, based on the properties of Hankel-structure matrices constructed from time-domain signal blocks. We adapt their approach to solv…

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Engineering Preprint PDF DOI

Time-warped Trials

Eric Easthope · 2023

I outline a signal resampling strategy for aligning event times between time series trials in contexts where significant event times like onsets and offsets vary between trials. These variations preve…

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Engineering Preprint PDF DOI

On Deep Recurrent Reinforcement Learning for Active Visual Tracking of Space Noncooperative Objects

Dong Zhou, Guanghui Sun, Zhao Zhang, Ligang Wu · 2022

Active tracking of space noncooperative object that merely relies on vision camera is greatly significant for autonomous rendezvous and debris removal. Considering its Partial Observable Markov Decisi…

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Engineering Preprint PDF DOI

Supervised Metric Learning for Music Structure Features

Ju-Chiang Wang, Jordan B. L. Smith, Wei-Tsung Lu, Xuchen Song · 2021

Music structure analysis (MSA) methods traditionally search for musically meaningful patterns in audio: homogeneity, repetition, novelty, and segment-length regularity. Hand-crafted audio features suc…

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Engineering Preprint PDF DOI

SAFARI: Safe and Active Robot Imitation Learning with Imagination

Norman Di Palo, Edward Johns · 2020

One of the main issues in Imitation Learning is the erroneous behavior of an agent when facing out-of-distribution situations, not covered by the set of demonstrations given by the expert. In this wor…

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Engineering Preprint PDF DOI

Design and Take-Off Flight of a Samara-Inspired Revolving-Wing Robot

Songnan Bai, Pakpong Chirarattananon · 2019

Motivated by a winged seed, which takes advantage of a wing with high angles of attack and its associated leading-edge vortex to boost lift, we propose a powered 13.8-gram aerial robot with the maximu…

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Engineering Preprint PDF DOI

Shouji: A Fast and Efficient Pre-Alignment Filter for Sequence Alignment

Mohammed Alser, Hasan Hassan, Akash Kumar, Onur Mutlu, Can Alkan · 2018

Motivation: The ability to generate massive amounts of sequencing data continues to overwhelm the processing capability of existing algorithms and compute infrastructures. In this work, we explore the…

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Engineering Preprint PDF DOI

MAVI: A Research Platform for Telepresence and Teleoperation

Mojtaba Karimi, Tamay Aykut, Eckehard Steinbach · 2018

One of the goals in telepresence is to be able to perform daily tasks remotely. A key requirement for this is a robust and reliable mobile robotic platform. Ideally, such a platform should support 360…

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Engineering Peer-Reviewed PDF DOI

Concentrative (Sahaj Samadhi) meditation training and visual awareness: An fMRI study on color afterimages.

 · 1970

All of us consciously experience the world around us through our sensory modalities. Empirical studies on the relationship between attention and awareness have shown that attention does influence perc…

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