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200 papers

We present Sapiens2, a model family of high-resolution transformers for human-centric vision focused on generalization, versatility, and high-fidelity outputs. Our model sizes range from 0.4 to 5 billion parameters, with native 1K…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Rawal Khirodkar , He Wen , Julieta Martinez , Yuan Dong , Su Zhaoen , Shunsuke Saito

Neural Machine Translation (NMT) for low-resource languages suffers from low performance because of the lack of large amounts of parallel data and language diversity. To contribute to ameliorating this problem, we built a baseline model for…

Computation and Language · Computer Science 2020-06-16 Adewale Akinfaderin

This paper investigates the applications of various multilingual approaches developed in conventional hidden Markov model (HMM) systems to sequence-to-sequence (seq2seq) automatic speech recognition (ASR). On a set composed of Babel data,…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-09 Martin Karafiát , Murali Karthick Baskar , Shinji Watanabe , Takaaki Hori , Matthew Wiesner , Jan "Honza'' Černocký

In this work, we demonstrate that multilingual large-scale sequence-to-sequence (seq2seq) models, pre-trained on a mixture of denoising and Causal Language Modeling (CLM) tasks, are more efficient few-shot learners than decoder-only models…

This paper presents a study on strategies to enhance the translation capabilities of large language models (LLMs) in the context of machine translation (MT) tasks. The paper proposes a novel paradigm consisting of three stages: Secondary…

Computation and Language · Computer Science 2024-04-16 Jiaxin Guo , Hao Yang , Zongyao Li , Daimeng Wei , Hengchao Shang , Xiaoyu Chen

Generating step-by-step "how-to" procedures is a key LLM capability: how-to advice is commonly requested in chatbots, and step-by-step planning is critical for reasoning over complex tasks. Yet, measuring and improving procedural validity…

Machine Learning · Computer Science 2026-02-10 Yapei Chang , Kyle Lo , Mohit Iyyer , Luca Soldaini

Large Language Models (LLMs) have seen great advance in both academia and industry, and their popularity results in numerous open-source frameworks and techniques in accelerating LLM pre-training, fine-tuning, and inference. Training and…

Performance · Computer Science 2023-12-04 Longteng Zhang , Xiang Liu , Zeyu Li , Xinglin Pan , Peijie Dong , Ruibo Fan , Rui Guo , Xin Wang , Qiong Luo , Shaohuai Shi , Xiaowen Chu

Instruction tuning is crucial for adapting large language models (LLMs) to align with user intentions. Numerous studies emphasize the significance of the quality of instruction tuning (IT) data, revealing a strong correlation between IT…

Computation and Language · Computer Science 2025-05-19 Hyeonseok Moon , Jaehyung Seo , Heuiseok Lim

Large Language Models (LLMs) have demonstrated remarkable performance across various natural language tasks, marking significant strides towards general artificial intelligence. While general artificial intelligence is leveraged by…

Computation and Language · Computer Science 2023-10-31 Yizhe Yang , Huashan Sun , Jiawei Li , Runheng Liu , Yinghao Li , Yuhang Liu , Heyan Huang , Yang Gao

In this work, we introduce EMMA-500, a large-scale multilingual language model continue-trained on texts across 546 languages designed for enhanced multilingual performance, focusing on improving language coverage for low-resource…

Computation and Language · Computer Science 2025-12-05 Shaoxiong Ji , Zihao Li , Jaakko Paavola , Peiqin Lin , Pinzhen Chen , Dayyán O'Brien , Hengyu Luo , Hinrich Schütze , Jörg Tiedemann , Barry Haddow

In recent years, the size of pre-trained language models (PLMs) has grown by leaps and bounds. However, efficiency issues of these large-scale PLMs limit their utilization in real-world scenarios. We present a suite of cost-effective…

Large language models (LLMs) exhibit hallucinations in long-form question-answering tasks across various domains and wide applications. Current hallucination detection and mitigation datasets are limited in domains and sizes, which struggle…

Computation and Language · Computer Science 2024-12-20 Yuzhe Gu , Ziwei Ji , Wenwei Zhang , Chengqi Lyu , Dahua Lin , Kai Chen

Recently, significant public efforts have been directed towards developing low-cost models with capabilities akin to ChatGPT, thereby fostering the growth of open-source conversational models. However, there remains a scarcity of…

Computation and Language · Computer Science 2023-04-18 Yunjie Ji , Yan Gong , Yong Deng , Yiping Peng , Qiang Niu , Baochang Ma , Xiangang Li

Despite the significant potential of FP8 data formats for large language model (LLM) pre-training, their adoption has been limited due to challenges in maintaining stability at scale. Existing approaches often rely on suboptimal…

Machine Learning · Computer Science 2025-10-28 Alejandro Hernández-Cano , Dhia Garbaya , Imanol Schlag , Martin Jaggi

Scaling the number of parameters and the size of training data has proven to be an effective strategy for improving large language model (LLM) performance. Yet, as these models grow increasingly powerful and widely deployed, the cost of…

Machine Learning · Computer Science 2026-05-14 Song Bian , Tao Yu , Shivaram Venkataraman , Youngsuk Park

Large multimodal models still struggle with text-rich images because of inadequate training data. Self-Instruct provides an annotation-free way for generating instruction data, but its quality is poor, as multimodal alignment remains a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Shijie Zhou , Ruiyi Zhang , Yufan Zhou , Changyou Chen

The human ability to easily solve multimodal tasks in context (i.e., with only a few demonstrations or simple instructions), is what current multimodal systems have largely struggled to imitate. In this work, we demonstrate that the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Quan Sun , Yufeng Cui , Xiaosong Zhang , Fan Zhang , Qiying Yu , Zhengxiong Luo , Yueze Wang , Yongming Rao , Jingjing Liu , Tiejun Huang , Xinlong Wang

Recent curriculum reinforcement learning for large language models (LLMs) typically rely on difficulty-based annotations for data filtering and ordering. However, such methods suffer from local optimization, where continual training on…

Machine Learning · Computer Science 2025-10-01 Ming Yang , Xiaofan Li , Zhiyuan Ma , Dengliang Shi , Jintao Du , Yu Cheng , Weiguo Zheng