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๐Ÿ” rohan achar ๐Ÿ“‚ Engineering
Showing 10 results for "rohan achar" in Engineering
Engineering Preprint PDF DOI

SR-LIO++: Efficient LiDAR-Inertial Odometry and Quantized Mapping with Sweep Reconstruction

Zikang Yuan, Ruiye Ming, Chengwei Zhao, Yonghao Tan, Pingcheng Dong, Hongcheng Luo, Yuzhong Jiao, Xin Yang, Kwang-Ting Cheng ยท 2025

Addressing the inherent low acquisition frequency limitation of 3D LiDAR to achieve high-frequency output has become a critical research focus in the LiDAR-Inertial Odometry (LIO) domain. To ensure reโ€ฆ

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Engineering Preprint PDF DOI

ROMAN: Open-Set Object Map Alignment for Robust View-Invariant Global Localization

Mason B. Peterson, Yixuan Jia, Yulun Tian, Annika Thomas, Jonathan P. How ยท 2024

Global localization is a fundamental capability required for long-term and drift-free robot navigation. However, current methods fail to relocalize when faced with significantly different viewpoints. โ€ฆ

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Engineering Preprint PDF DOI

Seasons's Greetings by AD

Uwe Naumann ยท 2023

We use Algorithmic Differentiation (AD) to implement type-generic tangent and adjoint versions of $$ y=\sum_{i=0}^{n-1} x_{2 i} \cdot x_{2 i+1} $$ in C++. We run an instantiation for char-arithmetic aโ€ฆ

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Engineering Preprint PDF DOI

RObotic MAnipulation Network (ROMAN) -- Hybrid Hierarchical Learning for Solving Complex Sequential Tasks

Eleftherios Triantafyllidis, Fernando Acero, Zhaocheng Liu, Zhibin Li ยท 2023

Solving long sequential tasks poses a significant challenge in embodied artificial intelligence. Enabling a robotic system to perform diverse sequential tasks with a broad range of manipulation skillsโ€ฆ

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Engineering Preprint PDF DOI

Continuous Human Activity Recognition using a MIMO Radar for Transitional Motion Analysis

John Kobak, Bennett J. Richman, LaJuan Washington Jr., Syed A. Hamza ยท 2023

The prompt and accurate recognition of Continuous Human Activity (CHAR) is critical in identifying and responding to health events, particularly fall risk assessment. In this paper, we examine a multiโ€ฆ

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Engineering Preprint PDF DOI

Roman: Making Everyday Objects Robotically Manipulable with 3D-Printable Add-on Mechanisms

Jiahao Li, Alexis Samoylov, Jeeeun Kim, Xiang 'Anthony' Chen ยท 2022

One important vision of robotics is to provide physical assistance by manipulating different everyday objects, e.g., hand tools, kitchen utensils. However, many objects designed for dexterous hand-conโ€ฆ

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Engineering Preprint PDF DOI

Beam-Shape Effects and Noise Removal from THz Time-Domain Images in Reflection Geometry in the 0.25-6 THz Range

Marina Ljubenovic, Alessia Artesani, Stefano Bonetti, Arianna Traviglia ยท 2022

The increasing need of restoring high-resolution Hyper-Spectral (HS) images is determining a growing reliance on Computer Vision-based processing to enhance the clarity of the image content. HS imagesโ€ฆ

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Engineering Preprint PDF DOI

Source Printer Identification using Printer Specific Pooling of Letter Descriptors

Sharad Joshi, Yogesh Kumar Gupta, Nitin Khanna ยท 2021

The digital revolution has replaced the use of printed documents with their digital counterparts. However, many applications require the use of both due to several factors, including challenges of digโ€ฆ

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Engineering Preprint PDF DOI

On lattice-free boosted MMI training of HMM and CTC-based full-context ASR models

Xiaohui Zhang, Vimal Manohar, David Zhang, Frank Zhang, Yangyang Shi, Nayan Singhal, Julian Chan, Fuchun Peng, Yatharth Saraf, Mike Seltzer ยท 2021

Hybrid automatic speech recognition (ASR) models are typically sequentially trained with CTC or LF-MMI criteria. However, they have vastly different legacies and are usually implemented in different fโ€ฆ

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Engineering Peer-Reviewed PDF DOI

Impacts of temperature on evolution of char structure during pyrolysis of lignin.

 ยท 1970

This study investigated the pyrolysis of lignin pyrolysis in a temperature region from 200 to 800โ€ฏยฐC, aiming to understand influence of pyrolysis temperature on evolution of structures of the resultinโ€ฆ

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