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Tianshui Chen

17 accepted papers

2026

Learning Hierarchical and Geometry-Aware Graph Representations for Text-to-CAD

ICLR 2026poster

Text-to-CAD code generation is a long-horizon task, requiring the translation of instructions into a long sequence of interdependent operations. This process is exceptionally fragile, as minor early errors can propagate through the sequence and ultimately invalidate an entire complex assembly. Exist…

Cited by 0SourcecodeScholar
2026

Plan then Act: Bi-level CAD Command Sequence Generation

ICLR 2026poster

Computer-Aided Design (CAD), renowned for its flexibility and precision, serves as the foundation of digital design. Recently, some efforts adopt Large Language Models (LLMs) for generating parametric CAD command sequences from text instructions. However, our study reveals that LLMs pre-trained on l…

Cited by 0SourcecodeScholar
2025

ReplayCAD: Generative Diffusion Replay for Continual Anomaly Detection

IJCAI 2025

Continual Anomaly Detection (CAD) enables anomaly detection models in learning new classes while preserving knowledge of historical classes. CAD faces two key challenges: catastrophic forgetting and segmentation of small anomalous regions. Existing CAD methods store image distributions or patch feat

2024

Learning Adaptive Spatial Coherent Correlations for Speech-Preserving Facial Expression Manipulation

CVPR 2024highlight

Speech-preserving facial expression manipulation (SPFEM) aims to modify facial emotions while meticulously maintaining the mouth animation associated with spoken content. Current works depend on inaccessible paired training samples for the person where two aligned frames exhibit the same speech cont…

2024

Mimic: Speaking Style Disentanglement for Speech-Driven 3D Facial Animation

AAAI 2024technical

Speech-driven 3D facial animation aims to synthesize vivid facial animations that accurately synchronize with speech and match the unique speaking style. However, existing works primarily focus on achieving precise lip synchronization while neglecting to model the subject-specific speaking style, of…

2023

Perception and Semantic Aware Regularization for Sequential Confidence Calibration

CVPR 2023poster

Deep sequence recognition (DSR) models receive increasing attention due to their superior application to various applications. Most DSR models use merely the target sequences as supervision without considering other related sequences, leading to over-confidence in their predictions. The DSR models t…

2023

Scale-Aware Squeeze-and-Excitation for Lightweight Object Detection

RA-L 2023

Lightweight object detection can promote intelligent robotics to recognize surroundings objects with limited computational resources, and thus receives increasing attention in robotics communities. Recently, high-resolution networks (HRNets) can learn high-resolution representation and it obtains ex

Cited by 13SourceScholar
2022

Semantic-Aware Representation Blending for Multi-Label Image Recognition with Partial Labels

AAAI 2022technical

Training the multi-label image recognition models with partial labels, in which merely some labels are known while others are unknown for each image, is a considerably challenging and practical task. To address this task, current algorithms mainly depend on pre-training classification or similarity…

2022

Structured Semantic Transfer for Multi-Label Recognition with Partial Labels

AAAI 2022technical

Multi-label image recognition is a fundamental yet practical task because real-world images inherently possess multiple semantic labels. However, it is difficult to collect large-scale multi-label annotations due to the complexity of both the input images and output label spaces. To reduce the annot…

2021

AU-Expression Knowledge Constrained Representation Learning for Facial Expression Recognition

ICRA 2021poster

Recognizing human emotion/expressions automatically is quite an expected ability for intelligent robotics, as it can promote better communication and cooperation with humans. Current deep-learning-based algorithms may achieve impressive performance in some lab-controlled environments, but they alway…

Cited by 28SourcecodeScholar
2019

ClusterNet: Deep Hierarchical Cluster Network With Rigorously Rotation-Invariant Representation for Point Cloud Analysis

CVPR 2019poster

Current neural networks for 3D object recognition are vulnerable to 3D rotation. Existing works mostly rely on massive amounts of rotation-augmented data to alleviate the problem, which lacks solid guarantee of the 3D rotation invariance. In this paper, we address the issue by introducing a novel po…

Cited by 217PDFScholar
2019

Learning Semantic-Specific Graph Representation for Multi-Label Image Recognition

ICCV 2019poster

Recognizing multiple labels of images is a practical and challenging task, and significant progress has been made by searching semantic-aware regions and modeling label dependency. However, current methods cannot locate the semantic regions accurately due to the lack of part-level supervision or sem…

Cited by 384PDFcodeScholar
2019

Semi-Supervised Video Salient Object Detection Using Pseudo-Labels

ICCV 2019poster

Deep learning-based video salient object detection has recently achieved great success with its performance significantly outperforming any other unsupervised methods. However, existing data-driven approaches heavily rely on a large quantity of pixel-wise annotated video frames to deliver such promi…

Cited by 154PDFScholar
2017

Multi-Label Image Recognition by Recurrently Discovering Attentional Regions

ICCV 2017poster

This paper proposes a novel deep architecture to address multi-label image recognition, a fundamental and practical task towards general visual understanding. Current solutions for this task usually rely on an extra step of extracting hypothesis regions (i.e., region proposals), resulting in redunda…

Cited by 394PDFScholar