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Tianqi Li

7 accepted papers

2026

HumanSense: From Multimodal Perception to Empathetic Context-Aware Responses Through Reasoning MLLMs

AAAI 2026technical

While Multimodal Large Language Models (MLLMs) show immense promise for achieving truly human-like interactions, progress is hindered by the lack of fine-grained evaluation frameworks for human-centered scenarios, encompassing both the understanding of complex human intentions and the provision of e

Cited by 0SourcePDFScholar
2024

Learning Dynamic Tetrahedra for High-Quality Talking Head Synthesis

CVPR 2024poster

Recent works in implicit representations such as Neural Radiance Fields (NeRF) have advanced the generation of realistic and animatable head avatars from video sequences. These implicit methods are still confronted by visual artifacts and jitters since the lack of explicit geometric constraints pose…

2024

Learning Transferable Negative Prompts for Out-of-Distribution Detection

CVPR 2024poster

Existing prompt learning methods have shown certain capabilities in Out-of-Distribution (OOD) detection but the lack of OOD images in the target dataset in their training can lead to mismatches between OOD images and In-Distribution (ID) categories resulting in a high false positive rate. To address…

2024

Out-of-Distribution Detection in Long-Tailed Recognition with Calibrated Outlier Class Learning

AAAI 2024technical

Existing out-of-distribution (OOD) methods have shown great success on balanced datasets but become ineffective in long-tailed recognition (LTR) scenarios where 1) OOD samples are often wrongly classified into head classes and/or 2) tail-class samples are treated as OOD samples. To address these iss…

2023

Emergent Cooperative Behavior in Distributed Target Tracking with Unknown Occlusions

IROS 2023poster

Tracking multiple moving objects of interest (OOI) with multiple robot systems (MRS) has been addressed by active sensing that maintains a shared belief of OOIs and plans the motion of robots to maximize the information quality. Mobility of robots enables the behavior of pursuing better visibility,…

Cited by 1SourceScholar
2022

SMA-NBO: A Sequential Multi-Agent Planning with Nominal Belief-State Optimization in Target Tracking

IROS 2022poster

In target tracking with mobile multi-sensor sys-tems, sensor deployment impacts the observation capabilities and the resulting state estimation quality. Based on a partially observable Markov decision process (POMDP) formulation comprised of the observable sensor dynamics, unobservable target states…

Cited by 6SourceScholar
2021

A Spatial Searching Method for Planning Under Time-Dependent Constraints for Eco-Driving in Signalized Traffic Intersection

RA-L 2021

Typical numerical solutions to planning problems under time-dependent constraints (like traffic signals) involve searching in time plus state space. We consider a sampled discrete spatial formulation of the vehicle dynamics. This allows us to propose an optimal planning algorithm with much reduced s

Cited by 10SourceScholar