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Zhi-Qi Cheng

32 accepted papers

2026

Overcoming Joint Intractability with Lossless Hierarchical Speculative Decoding

ICLR 2026oral

Verification is a key bottleneck in improving inference speed while maintaining distribution fidelity in Speculative Decoding. Recent work has shown that sequence-level verification leads to a higher number of accepted tokens compared to token-wise verification. However, existing solutions often rel…

Cited by 0SourcecodeScholar
2025

A Video-grounded Dialogue Dataset and Metric for Event-driven Activities

AAAI 2025technical

This paper presents VDAct, a dataset for a Video-grounded Dialogue on Event-driven Activities, alongside VDEval, a session-based context evaluation metric specially designed for the task. Unlike existing datasets, VDAct includes longer and more complex video sequences that depict a variety of event-…

2025

DeformAvatar: Point-Based Human Avatar Re-targeting and Rendering

ICASSP 2025accepted

In this paper, we present the DeformAvatar, a novel architecture for human avatar re-targetting and rendering based on point clouds. Given the multiple views of a person, we first build a point-model-paired human representation containing a raw point cloud and an optimal parametric model. Then, we r…

Cited by 0SourceScholar
2025

Emphasizing Discriminative Features for Dataset Distillation in Complex Scenarios

CVPR 2025poster

Dataset distillation has demonstrated strong performance on simple datasets like CIFAR, MNIST, and TinyImageNet but struggles to achieve similar results in more complex scenarios. In this paper, we propose EDF (emphasizes the discriminative features), a dataset distillation method that enhances key…

2025

Large Language Model Agents in Finance: A Survey Bridging Research, Practice, and Real-World Deployment

EMNLP 2025

Large language models (LLMs) are increasingly applied to finance, yet challenges remain in aligning their capabilities with real-world institutional demands. In this survey, we provide a systematic, dual-perspective review bridging financial practice and LLM research. From a practitioner-centric sta

Cited by 0SourcePDFScholar
2025

MaxSup: Overcoming Representation Collapse in Label Smoothing

NeurIPS 2025oral

Label Smoothing (LS) is widely adopted to reduce overconfidence in neural network predictions and improve generalization. Despite these benefits, recent studies reveal two critical issues with LS. First, LS induces overconfidence in misclassified samples. Second, it compacts feature representations…

Cited by 0SourcecodeScholar
2025

MetaDesigner: Advancing Artistic Typography through AI-Driven, User-Centric, and Multilingual WordArt Synthesis

ICLR 2025poster

MetaDesigner introduces a transformative framework for artistic typography synthesis, powered by Large Language Models (LLMs) and grounded in a user-centric design paradigm. Its foundation is a multi-agent system comprising the Pipeline, Glyph, and Texture agents, which collectively orchestrate the…

Cited by 2SourcePDFScholar
2025

MotionFollower: Editing Video Motion via Score-Guided Diffusion

ICCV 2025poster

Despite impressive advancements in diffusion-based video editing models in altering video attributes, there has been limited exploration into modifying motion information while preserving the original protagonist's appearance and background. In this paper, we propose MotionFollower, a score-guided d…

2025

POPoS: Improving Efficient and Robust Facial Landmark Detection with Parallel Optimal Position Search

AAAI 2025technical

Achieving a balance between accuracy and efficiency is a critical challenge in facial landmark detection (FLD). This paper introduces Parallel Optimal Position Search (POPoS), a high-precision encoding-decoding framework designed to address the limitations of traditional FLD methods. POPoS employs t…

2025

ProMQA: Question Answering Dataset for Multimodal Procedural Activity Understanding

NAACL 2025long

Multimodal systems have great potential to assist humans in procedural activities, where people follow instructions to achieve their goals. Despite diverse application scenarios, systems are typically evaluated on traditional classification tasks, e.g., action recognition or temporal action localiza…

2025

StableAnimator: High-Quality Identity-Preserving Human Image Animation

CVPR 2025poster

Current diffusion models for human image animation struggle to ensure identity (ID) consistency. This paper presents StableAnimator, the first end-to-end ID-preserving video diffusion framework, which synthesizes high-quality videos without any post-processing, conditioned on a reference image and a…

2025

UMETTS: A Unified Framework for Emotional Text-to-Speech Synthesis with Multimodal Prompts

ICASSP 2025accepted

Emotional Text-to-Speech (E-TTS) synthesis has garnered significant attention in recent years due to its potential to revolutionize human-computer interaction. However, current E-TTS approaches often struggle to capture the intricacies of human emotions, primarily relying on oversimplified emotional…

Cited by 0SourceScholar
2024

BlockGCN: Redefine Topology Awareness for Skeleton-Based Action Recognition

CVPR 2024poster

Graph Convolutional Networks (GCNs) have long set the state-of-the-art in skeleton-based action recognition leveraging their ability to unravel the complex dynamics of human joint topology through the graph's adjacency matrix. However an inherent flaw has come to light in these cutting-edge models:…

2024

DCPT: Darkness Clue-Prompted Tracking in Nighttime UAVs

ICRA 2024poster

Existing nighttime unmanned aerial vehicle (UAV) trackers follow an "Enhance-then-Track" architecture - first using a light enhancer to brighten the nighttime video, then employing a daytime tracker to locate the object. This separate enhancement and tracking fails to build an end-to-end trainable v…

Cited by 17SourcecodeScholar
2024

Emotion-LLaMA: Multimodal Emotion Recognition and Reasoning with Instruction Tuning

NeurIPS 2024poster

Accurate emotion perception is crucial for various applications, including human-computer interaction, education, and counseling. However, traditional single-modality approaches often fail to capture the complexity of real-world emotional expressions, which are inherently multimodal. Moreover, exist…

2024

FaceChain-ImagineID: Freely Crafting High-Fidelity Diverse Talking Faces from Disentangled Audio

CVPR 2024poster

In this paper we abstract the process of people hearing speech extracting meaningful cues and creating various dynamically audio-consistent talking faces termed Listening and Imagining into the task of high-fidelity diverse talking faces generation from a single audio. Specifically it involves two c…

2024

Human-Aware Vision-and-Language Navigation: Bridging Simulation to Reality with Dynamic Human Interactions

NeurIPS 2024spotlight

Vision-and-Language Navigation (VLN) aims to develop embodied agents that navigate based on human instructions. However, current VLN frameworks often rely on static environments and optimal expert supervision, limiting their real-world applicability. To address this, we introduce Human-Aware Vision-…

2024

MotionEditor: Editing Video Motion via Content-Aware Diffusion

CVPR 2024poster

Existing diffusion-based video editing models have made gorgeous advances for editing attributes of a source video over time but struggle to manipulate the motion information while preserving the original protagonist's appearance and background. To address this we propose MotionEditor the first diff…

2024

ProS: Prompting-to-simulate Generalized knowledge for Universal Cross-Domain Retrieval

CVPR 2024poster

The goal of Universal Cross-Domain Retrieval (UCDR) is to achieve robust performance in generalized test scenarios wherein data may belong to strictly unknown domains and categories during training. Recently pre-trained models with prompt tuning have shown strong generalization capabilities and atta…

2024

SHIELD: LLM-Driven Schema Induction for Predictive Analytics in EV Battery Supply Chain Disruptions

EMNLP 2024industry

The electric vehicle (EV) battery supply chain’s vulnerability to disruptions necessitates advanced predictive analytics. We present SHIELD (Schema-based Hierarchical Induction for EV supply chain Disruption), a system integrating Large Language Models (LLMs) with domain expertise for EV battery sup…

Cited by 2SourcePDFScholar
2024

Towards Calibrated Robust Fine-Tuning of Vision-Language Models

NeurIPS 2024poster

Improving out-of-distribution (OOD) generalization during in-distribution (ID) adaptation is a primary goal of robust fine-tuning of zero-shot models beyond naive fine-tuning. However, despite decent OOD generalization performance from recent robust fine-tuning methods, confidence calibration for re…

2023

ChartReader: A Unified Framework for Chart Derendering and Comprehension without Heuristic Rules

ICCV 2023poster

Charts are a powerful tool for visually conveying complex data, but their comprehension poses a challenge due to the diverse chart types and intricate components. Existing chart comprehension methods suffer from either heuristic rules or an over-reliance on OCR systems, resulting in suboptimal perfo…

Cited by 21PDFcodeScholar
2023

DAMO-StreamNet: Optimizing Streaming Perception in Autonomous Driving

IJCAI 2023poster

In the realm of autonomous driving, real-time perception or streaming perception remains under-explored. This research introduces DAMO-StreamNet, a novel framework that merges the cutting-edge elements of the YOLO series with a detailed examination of spatial and temporal perception techniques. DAMO…

2023

HDFormer: High-order Directed Transformer for 3D Human Pose Estimation

IJCAI 2023poster

Human pose estimation is a challenging task due to its structured data sequence nature. Existing methods primarily focus on pair-wise interaction of body joints, which is insufficient for scenarios involving overlapping joints and rapidly changing poses. To overcome these issues, we introduce a nove…

2023

Implicit Temporal Modeling with Learnable Alignment for Video Recognition

ICCV 2023oral

Contrastive language-image pretraining (CLIP) has demonstrated remarkable success in various image tasks. However, how to extend CLIP with effective temporal modeling is still an open and crucial problem. Existing factorized or joint spatial-temporal modeling trades off between the efficiency and pe…

Cited by 45PDFcodeScholar
2023

Longshortnet: Exploring Temporal and Semantic Features Fusion In Streaming Perception

ICASSP 2023accepted

Streaming perception is a fundamental task in autonomous driving that requires a careful balance between the latency and accuracy of the autopilot system. However, current methods for streaming perception are limited as they rely only on the current and adjacent two frames to learn movement patterns…

Cited by 0SourceScholar
2023

Procontext: Exploring Progressive Context Transformer for Tracking

ICASSP 2023accepted

Existing Visual Object Tracking (VOT) only takes the target area in the first frame as a template. This causes tracking to inevitably fail in fast-changing and crowded scenes, as it cannot account for changes in object appearance between frames. To this end, we revamped the tracking framework with P…

Cited by 0SourceScholar
2022

Rethinking Spatial Invariance of Convolutional Networks for Object Counting

CVPR 2022poster

Previous work generally believes that improving the spatial invariance of convolutional networks is the key to object counting. However, after verifying several mainstream counting networks, we surprisingly found too strict pixel-level spatial invariance would cause overfit noise in the density map…

Cited by 124PDFcodeScholar
2020

Generating Person Images with Appearance-aware Pose Stylizer

IJCAI 2020poster

Generation of high-quality person images is challenging, due to the sophisticated entanglements among image factors, e.g., appearance, pose, foreground, background, local details, global structures, etc. In this paper, we present a novel end-to-end framework to generate realistic person images based…

2020

Stacked Pooling for Boosting Scale Invariance of Crowd Counting

ICASSP 2020accepted

In this work, we take insight into the dense crowd counting problem by exploring the phenomenon of cross-scale visual similarity caused by perspective distortions. It is a quite common phenomenon in crowd scenarios, suggesting the crowd counting model to enable a good performance of scale invariance…

Cited by 0SourceScholar
2019

Learning Spatial Awareness to Improve Crowd Counting

ICCV 2019oral

The aim of crowd counting is to estimate the number of people in images by leveraging the annotation of center positions for pedestrians' heads. Promising progresses have been made with the prevalence of deep Convolutional Neural Networks. Existing methods widely employ the Euclidean distance (i.e.,…

Cited by 162PDFcodeScholar
2017

Video2Shop: Exact Matching Clothes in Videos to Online Shopping Images

CVPR 2017poster

In recent years, both online retail and video hosting service have been exponentially grown. In this paper, a novel deep neural network, called AsymNet, is proposed to explore a new cross-domain task, Video2Shop, targeting for matching clothes appeared in videos to the exactly same items in online s…

Cited by 108PDFcodeScholar