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This article describes techniques employed in the production of a synthetic dataset of driver telematics emulated from a similar real insurance dataset. The synthetic dataset generated has 100,000 policies that included observations about…

机器学习 · 统计学 2021-02-02 Banghee So , Jean-Philippe Boucher , Emiliano A. Valdez

Semantically meaningful sentence embeddings are important for numerous tasks in natural language processing. To obtain such embeddings, recent studies explored the idea of utilizing synthetically generated data from pretrained language…

计算与语言 · 计算机科学 2022-08-31 Taehee Kim , ChaeHun Park , Jimin Hong , Radhika Dua , Edward Choi , Jaegul Choo

This work proposes a method to evaluate synthetic tabular data generated to augment small sample datasets. While data augmentation techniques can increase sample counts for machine learning applications, traditional validation approaches…

机器学习 · 计算机科学 2025-03-18 Javier Marin

When the amount of parallel sentences available to train a neural machine translation is scarce, a common practice is to generate new synthetic training samples from them. A number of approaches have been proposed to produce synthetic…

Recent years have seen particular interest in using electronic medical records (EMRs) for secondary purposes to enhance the quality and safety of healthcare delivery. EMRs tend to contain large amounts of valuable clinical notes. Learning…

计算与语言 · 计算机科学 2022-07-25 Hoda Memarzadeh , Nasser Ghadiri , Maryam Lotfi Shahreza

Zero-shot domain adaptation is a method for adapting a model to a target domain without utilizing target domain image data. To enable adaptation without target images, existing studies utilize CLIP's embedding space and text description to…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Ye-Chan Kim , SeungJu Cha , Si-Woo Kim , Taewhan Kim , Dong-Jin Kim

Data synthesis and augmentation are essential for Sound Event Detection (SED) due to the scarcity of temporally labeled data. While augmentation methods like SpecAugment and Mix-up can enhance model performance, they remain constrained by…

音频与语音处理 · 电气工程与系统科学 2025-09-24 Jiarui Hai , Mounya Elhilali

Recent generative data augmentation methods conditioned on both image and text prompts struggle to balance between fidelity and diversity, as it is challenging to preserve essential image details while aligning with varied text prompts.…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Tianchen Zhao , Xuanbai Chen , Zhihua Li , Jun Fang , Dongsheng An , Xiang Xu , Zhuowen Tu , Yifan Xing

Synthesizing realistic medical images provides a feasible solution to the shortage of training data in deep learning based medical image recognition systems. However, the quality control of synthetic images for data augmentation purposes is…

计算机视觉与模式识别 · 计算机科学 2020-08-27 Jiarong Ye , Yuan Xue , L. Rodney Long , Sameer Antani , Zhiyun Xue , Keith Cheng , Xiaolei Huang

Recent advances in synthetic imaging open up opportunities for obtaining additional data in the field of surgical imaging. This data can provide reliable supplements supporting surgical applications and decision-making through computer…

图像与视频处理 · 电气工程与系统科学 2023-12-07 Simeon Allmendinger , Patrick Hemmer , Moritz Queisner , Igor Sauer , Leopold Müller , Johannes Jakubik , Michael Vössing , Niklas Kühl

Contrastive learning (CL), a self-supervised learning approach, can effectively learn visual representations from unlabeled data. Given the CL training data, generative models can be trained to generate synthetic data to supplement the real…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yawen Wu , Zhepeng Wang , Dewen Zeng , Yiyu Shi , Jingtong Hu

The effectiveness of Neural Information Retrieval (Neu-IR) often depends on a large scale of in-domain relevance training signals, which are not always available in real-world ranking scenarios. To democratize the benefits of Neu-IR, this…

信息检索 · 计算机科学 2021-06-03 Si Sun , Yingzhuo Qian , Zhenghao Liu , Chenyan Xiong , Kaitao Zhang , Jie Bao , Zhiyuan Liu , Paul Bennett

Generative models can serve as surrogates for some real data sources by creating synthetic training datasets, but in doing so they may transfer biases to downstream tasks. We focus on protecting quality and diversity when generating…

计算机与社会 · 计算机科学 2025-09-08 Allen Chang , Matthew C. Fontaine , Serena Booth , Maja J. Matarić , Stefanos Nikolaidis

As the demand for high-quality data in model training grows, researchers and developers are increasingly generating synthetic data to tune and train LLMs. However, current data generation methods rely on seed sets containing tens of…

计算与语言 · 计算机科学 2025-05-22 Alan Zhu , Parth Asawa , Jared Quincy Davis , Lingjiao Chen , Boris Hanin , Ion Stoica , Joseph E. Gonzalez , Matei Zaharia

Supervised training of an automated medical image analysis system often requires a large amount of expert annotations that are hard to collect. Moreover, the proportions of data available across different classes may be highly imbalanced…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Yuan Xue , Jiarong Ye , Rodney Long , Sameer Antani , Zhiyun Xue , Xiaolei Huang

The construction of function calling agents has emerged as a promising avenue for extending model capabilities. A major challenge for this task is obtaining high quality diverse data for training. Prior work emphasizes diversity in…

计算与语言 · 计算机科学 2026-01-27 Dan Greenstein , Zohar Karnin , Chen Amiraz , Oren Somekh

Automatic transcription of acoustic guitar fingerpicking performances remains a challenging task due to the scarcity of labeled training data and legal constraints connected with musical recordings. This work investigates a procedural data…

声音 · 计算机科学 2025-08-12 Sebastian Murgul , Michael Heizmann

Supervised learning-based segmentation methods typically require a large number of annotated training data to generalize well at test time. In medical applications, curating such datasets is not a favourable option because acquiring a large…

图像与视频处理 · 电气工程与系统科学 2020-11-20 Krishna Chaitanya , Neerav Karani , Christian F. Baumgartner , Ertunc Erdil , Anton Becker , Olivio Donati , Ender Konukoglu

Data generation-based zero-shot learning, although effective in training Small Task-specific Models (STMs) via synthetic datasets generated by Pre-trained Language Models (PLMs), is often limited by the low quality of such synthetic…

计算与语言 · 计算机科学 2024-06-19 Tianyuan Zou , Yang Liu , Peng Li , Jianqing Zhang , Jingjing Liu , Ya-Qin Zhang

Medical professionals frequently work in a data constrained setting to provide insights across a unique demographic. A few medical observations, for instance, informs the diagnosis and treatment of a patient. This suggests a unique setting…

计算与语言 · 计算机科学 2022-12-06 Pankaj Sharma , Imran Qureshi , Minh Tran