Search Results for author: Yang Cheng

Found 15 papers, 1 papers with code

On Large Language Models' Hallucination with Regard to Known Facts

no code implementations29 Mar 2024 Che Jiang, Biqing Qi, Xiangyu Hong, Dayuan Fu, Yang Cheng, Fandong Meng, Mo Yu, BoWen Zhou, Jie zhou

In hallucinated cases, the output token's information rarely demonstrates abrupt increases and consistent superiority in the later stages of the model.

Hallucination

Truck Parking Usage Prediction with Decomposed Graph Neural Networks

no code implementations23 Jan 2024 Rei Tamaru, Yang Cheng, Steven Parker, Ernie Perry, Bin Ran, Soyoung Ahn

The proposed model allows truck parking sites' percipience of the topological structures and provides higher performance.

Keypoint-based Stereophotoclinometry for Characterizing and Navigating Small Bodies: A Factor Graph Approach

1 code implementation11 Dec 2023 Travis Driver, Andrew Vaughan, Yang Cheng, Adnan Ansar, John Christian, Panagiotis Tsiotras

This paper proposes the incorporation of techniques from stereophotoclinometry (SPC) into a keypoint-based structure-from-motion (SfM) system to estimate the surface normal and albedo at detected landmarks to improve autonomous surface and shape characterization of small celestial bodies from in-situ imagery.

Keypoint Detection

PL-UNeXt: Per-stage Edge Detail and Line Feature Guided Segmentation for Power Line Detection

no code implementations8 Mar 2023 Yang Cheng, Zhen Chen, Daming Liu

Power line detection is a critical inspection task for electricity companies and is also useful in avoiding drone obstacles.

Line Detection Segmentation

Rega-Net:Retina Gabor Attention for Deep Convolutional Neural Networks

no code implementations23 Nov 2022 Chun Bao, Jie Cao, Yaqian Ning, Yang Cheng, Qun Hao

Extensive research works demonstrate that the attention mechanism in convolutional neural networks (CNNs) effectively improves accuracy.

object-detection Object Detection

Error-Covariance Analysis of Monocular Pose Estimation Using Total Least Squares

no code implementations21 Oct 2022 Saeed Maleki, John Crassidis, Yang Cheng, Matthias Schmid

First, the optimization framework is formulated for the pose estimation problem with observation vectors extracted from unit vectors from the camera center-of-projection, pointing towards the image features.

Pose Estimation

Emoji-based Fine-grained Attention Network for Sentiment Analysis in the Microblog Comments

no code implementations10 Jun 2022 Deng Yang, Liu Kejian, Yang Cheng, Feng Yuanyuan, Li Weihao

The ablation experiments show that compared with ALBERT-AET, the proposed model ALBERT-FAET is better in the metrics, indicating that the fine-grained attention network can understand the diversified information of emoticons.

Sentiment Analysis Sentiment Classification

Lunar Rover Localization Using Craters as Landmarks

no code implementations18 Mar 2022 Larry Matthies, Shreyansh Daftry, Scott Tepsuporn, Yang Cheng, Deegan Atha, R. Michael Swan, Sanjna Ravichandar, Masahiro Ono

At the end of each drive, a ground-in-the-loop (GITL) interaction is used to get a position update from human operators in a more global reference frame, by matching images or local maps from onboard the rover to orbital reconnaissance images or maps of a large region around the rover's current position.

Position Visual Odometry

Window Filtering Algorithm for Pulsed Light Coherent Combining of Low Repetition Frequency

no code implementations3 Mar 2022 Jiali Zhang, Jie Cao, Qun Hao, Yang Cheng, Liquan Dong, Bin Han, Xuesheng Liu

The multi-dithering method has been well verified in phase locking of polarization coherent combination experiment.

Rover Relocalization for Mars Sample Return by Virtual Template Synthesis and Matching

no code implementations5 Mar 2021 Tu-Hoa Pham, William Seto, Shreyansh Daftry, Barry Ridge, Johanna Hansen, Tristan Thrush, Mark Van der Merwe, Gerard Maggiolino, Alexander Brinkman, John Mayo, Yang Cheng, Curtis Padgett, Eric Kulczycki, Renaud Detry

This work informs the Mars Sample Return campaign on the choice of a site where Perseverance (R0) will place a set of sample tubes for future retrieval by another rover (R1).

Retrieval

The Blessing and the Curse of the Noise behind Facial Landmark Annotations

no code implementations30 Jul 2020 Xiaoyu Xiang, Yang Cheng, Shaoyuan Xu, Qian Lin, Jan Allebach

The evolving algorithms for 2D facial landmark detection empower people to recognize faces, analyze facial expressions, etc.

Face Alignment Facial Landmark Detection

Object Recognition by Using Multi-level Feature Point Extraction

no code implementations28 Oct 2017 Yang Cheng, Timeo Dubois

In this paper, we present a novel approach for object recognition in real-time by employing multilevel feature analysis and demonstrate the practicality of adapting feature extraction into a Naive Bayesian classification framework that enables simple, efficient, and robust performance.

General Classification Object Recognition

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