activity
20232026
most citedMMTEB: Massive Multilingual Text Embedding Benchmark

15 citations · 15 across the 9 of their papers we have counts for

collaborators

10 papers

cs.CL2026

Translation or Recitation? Calibrating Evaluation Scores for Machine Translation of Extremely Low-Resource Languages

Danlu Chen, Ka Sing He, Jiahe Tian +4

The landscape of extremely low-resource machine translation (MT) is characterized by perplexing variability in reported performance, often making results across different language…

cs.SD2026

MAEB: Massive Audio Embedding Benchmark

Adnan El Assadi, Isaac Chung, Chenghao Xiao +15

We introduce the Massive Audio Embedding Benchmark (MAEB), a large-scale benchmark covering 30 tasks across speech, music, environmental sounds, and cross-modal audio-text reasonin…

q-fin.CP2025

Quantifying Semantic Shift in Financial NLP: Robust Metrics for Market Prediction Stability

Zhongtian Sun, Chenghao Xiao, Anoushka Harit +1

Financial news is essential for accurate market prediction, but evolving narratives across macroeconomic regimes introduce semantic and causal drift that weaken model reliability.…

cs.CV2025

MIEB: Massive Image Embedding Benchmark

Chenghao Xiao, Isaac Chung, Imene Kerboua +7

Image representations are often evaluated through disjointed, task-specific protocols, leading to a fragmented understanding of model capabilities. For instance, it is unclear whet…

cs.CL2025

Analyzing LLMs' Knowledge Boundary Cognition Across Languages Through the Lens of Internal Representations

Chenghao Xiao, Hou Pong Chan, Hao Zhang +4

While understanding the knowledge boundaries of LLMs is crucial to prevent hallucination, research on the knowledge boundaries of LLMs has predominantly focused on English. In this…

cs.CL2025★ 15 cited

MMTEB: Massive Multilingual Text Embedding Benchmark

Kenneth Enevoldsen, Isaac Chung, Imene Kerboua +83

Text embeddings are typically evaluated on a limited set of tasks, which are constrained by language, domain, and task diversity. To address these limitations and provide a more co…

cs.CL2024

RAR-b: Reasoning as Retrieval Benchmark

Chenghao Xiao, G Thomas Hudson, Noura Al Moubayed

Semantic textual similartiy (STS) and information retrieval tasks (IR) tasks have been the two major avenues to record the progress of embedding models in the past few years. Under…

cs.CL2024

Pixel Sentence Representation Learning

Chenghao Xiao, Zhuoxu Huang, Danlu Chen +7

Pretrained language models are long known to be subpar in capturing sentence and document-level semantics. Though heavily investigated, transferring perturbation-based methods from…

cs.IR2024

SciMMIR: Benchmarking Scientific Multi-modal Information Retrieval

Siwei Wu, Yizhi Li, Kang Zhu +11

Multi-modal information retrieval (MMIR) is a rapidly evolving field, where significant progress, particularly in image-text pairing, has been made through advanced representation…

cs.CL2023

Length is a Curse and a Blessing for Document-level Semantics

Chenghao Xiao, Yizhi Li, G Thomas Hudson +2

In recent years, contrastive learning (CL) has been extensively utilized to recover sentence and document-level encoding capability from pre-trained language models. In this work,…