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Jiannan Xiang

9 accepted papers

2026

DreamDojo: A Real-Time Robot World Model from Large-Scale Human Videos

ICML 2026spotlight

Being able to simulate the outcomes of actions in varied environments will revolutionize the development of generalist agents at scale. However, modeling these world dynamics, especially for dexterous robotics tasks, poses significant challenges due to limited data coverage and scarce action labels.…

Cited by 81SourceScholar
2025

Do Vision-Language Models Have Internal World Models? Towards an Atomic Evaluation

ACL 2025finding

Internal world models (WMs) enable agents to understand the world’s state and predict transitions, serving as the basis for advanced deliberative reasoning.Recent large Vision-Language Models (VLMs), such as GPT-4o and Gemini, exhibit potential as general-purpose WMs. While the latest studies have e…

Cited by 0SourcePDFScholar
2025

DreamGen: Unlocking Generalization in Robot Learning through Video World Models

CoRL 2025poster

In this work, we unlock new capabilities in robot learning from neural trajectories, synthetic robot data generated from video world models. Our proposed recipe is simple, but powerful: we take the most recent state-of-the-art video generative models (world models), adapt them to the target robot em…

Cited by 0SourcecodeScholar
2025

FLARE: Robot Learning with Implicit World Modeling

CoRL 2025poster

We introduce **F**uture **LA**tent **R**presentation Alignm**E**nt (**FLARE**), a novel framework that integrates predictive world modeling into robot policy learning. By aligning features from a diffusion transformer with latent embeddings of future observations, **FLARE** enables a diffusion trans…

Cited by 0SourceScholar
2024

MMToM-QA: Multimodal Theory of Mind Question Answering

ACL 2024long

Theory of Mind (ToM), the ability to understand people’s mental states, is an essential ingredient for developing machines with human-level social intelligence. Recent machine learning models, particularly large language models, seem to show some aspects of ToM understanding. However, existing ToM b…

2023

Language Models Meet World Models: Embodied Experiences Enhance Language Models

NeurIPS 2023poster

While large language models (LMs) have shown remarkable capabilities across numerous tasks, they often struggle with simple reasoning and planning in physical environments, such as understanding object permanence or planning household activities. The limitation arises from the fact that LMs are trai…

2022

ASDOT: Any-Shot Data-to-Text Generation with Pretrained Language Models

EMNLP 2022finding

Data-to-text generation is challenging due to the great variety of the input data in terms of domains (e.g., finance vs sports) or schemata (e.g., diverse predicates). Recent end-to-end neural methods thus require substantial training examples to learn to disambiguate and describe the data. Yet, rea…

2022

Investigating Data Variance in Evaluations of Automatic Machine Translation Metrics

ACL 2022findings

Current practices in metric evaluation focus on one single dataset, e.g., Newstest dataset in each year’s WMT Metrics Shared Task. However, in this paper, we qualitatively and quantitatively show that the performances of metrics are sensitive to data. The ranking of metrics varies when the evaluatio…

Cited by 4SourcePDFScholar
2022

Visualizing the Relationship Between Encoded Linguistic Information and Task Performance

ACL 2022findings

Probing is popular to analyze whether linguistic information can be captured by a well-trained deep neural model, but it is hard to answer how the change of the encoded linguistic information will affect task performance. To this end, we study the dynamic relationship between the encoded linguistic…