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The open set recognition (OSR) problem aims to identify test samples from novel semantic classes that are not part of the training classes, a task that is crucial in many practical scenarios. However, the existing OSR methods use a constant…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Amit Kumar Kundu , Vaishnavi S Patil , Joseph Jaja

In recent years, Multimodal Large Language Models (MLLMs) have made significant progress in visual question answering tasks. However, directly applying existing fine-tuning methods to remote sensing (RS) images often leads to issues such as…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Qigan Sun , Chaoning Zhang , Jianwei Zhang , Xudong Wang , Jiehui Xie , Pengcheng Zheng , Haoyu Wang , Sungyoung Lee , Chi-lok Andy Tai , Yang Yang , Heng Tao Shen

Gravitational lensing data is frequently collected at low resolution due to instrumental limitations and observing conditions. Machine learning-based super-resolution techniques offer a method to enhance the resolution of these images,…

天体物理仪器与方法 · 物理学 2024-06-13 Pranath Reddy , Michael W Toomey , Hanna Parul , Sergei Gleyzer

We present ExaGeoStat, a high performance framework for geospatial statistics in climate and environment modeling. In contrast to simulation based on partial differential equations derived from first-principles modeling, ExaGeoStat employs…

分布式、并行与集群计算 · 计算机科学 2020-01-09 Sameh Abdulah , Hatem Ltaief , Ying Sun , Marc G. Genton , David E. Keyes

In this paper, we introduce the MLM (Multiple Languages and Modalities) dataset - a new resource to train and evaluate multitask systems on samples in multiple modalities and three languages. The generation process and inclusion of semantic…

机器学习 · 计算机科学 2020-10-27 Jason Armitage , Endri Kacupaj , Golsa Tahmasebzadeh , Swati , Maria Maleshkova , Ralph Ewerth , Jens Lehmann

We propose SpatialLLM, a novel approach advancing spatial intelligence tasks in complex urban scenes. Unlike previous methods requiring geographic analysis tools or domain expertise, SpatialLLM is a unified language model directly…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Jiabin Chen , Haiping Wang , Jinpeng Li , Yuan Liu , Zhen Dong , Bisheng Yang

LSST will open new vistas for cosmology in the next decade, but it cannot reach its full potential without data from other telescopes. Cosmological constraints can be greatly enhanced using wide-field ($>20$ deg$^2$ total survey area),…

A novel algorithm is developed to downscale soil moisture (SM), obtained at satellite scales of 10-40 km by utilizing its temporal correlations to historical auxiliary data at finer scales. Including such correlations drastically reduces…

计算机视觉与模式识别 · 计算机科学 2016-01-22 Subit Chakrabarti , Jasmeet Judge , Tara Bongiovanni , Anand Rangarajan , Sanjay Ranka

Multi-sample aggregation strategies, such as majority voting and best-of-N sampling, are widely used in contemporary large language models (LLMs) to enhance predictive accuracy across various tasks. A key challenge in this process is…

机器学习 · 计算机科学 2025-06-17 Weihua Du , Yiming Yang , Sean Welleck

As a unique classification scheme for urban forms and functions, the local climate zone (LCZ) system provides essential general information for any studies related to urban environments, especially on a large scale. Remote sensing…

图像与视频处理 · 电气工程与系统科学 2020-05-19 Chunping Qiu , Xiaochong Tong , Michael Schmitt , Benjamin Bechtel , Xiao Xiang Zhu

We explore Multimodal Large Language Models (MLLMs), which integrate LLMs like GPT-4 to handle multimodal data, including text, images, audio, and more. MLLMs demonstrate capabilities such as generating image captions and answering…

计算与语言 · 计算机科学 2025-01-09 Shezheng Song , Xiaopeng Li , Shasha Li , Shan Zhao , Jie Yu , Jun Ma , Xiaoguang Mao , Weimin Zhang

A large variety of geospatial data layers is available around the world ranging from remotely-sensed raster data like satellite imagery, digital elevation models, predicted land cover maps, and human-annotated data, to data derived from…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Arjun Rao , Esther Rolf

Despite significant recent progress of Multimodal Large Language Models (MLLMs), current MLLMs are challenged by "spatio-temporal" prompts, i.e., prompts that refer to 1) the entirety of an environment encoded in a point cloud that the MLLM…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Haozhen Zheng , Beitong Tian , Mingyuan Wu , Zhenggang Tang , Klara Nahrstedt , Alex Schwing

We describe an improved statistical downscaling method for Earth science applications using multivariate Basis Graphical Lasso (BGL). We demonstrate our method using a case study of sea surface temperature (SST) projections from CMIP6 Earth…

统计方法学 · 统计学 2022-02-01 Ayesha Ekanayaka , Emily Kang , Peter Kalmus , Amy Braverman

The understanding of global climate change, agriculture resilience, and deforestation control rely on the timely observations of the Land Use and Land Cover Change (LULCC). Recently, some deep learning (DL) methods have been adapted to make…

计算机视觉与模式识别 · 计算机科学 2022-01-27 Alexander Quevedo , Abraham Sánchez , Raul Nancláres , Diana P. Montoya , Juan Pacho , Jorge Martínez , E. Ulises Moya-Sánchez

Spatial-Temporal Graph (STG) forecasting on large-scale networks has garnered significant attention. However, existing models predominantly focus on short-horizon predictions and suffer from notorious computational costs and memory…

机器学习 · 计算机科学 2026-01-09 Yiji Zhao , Zihao Zhong , Ao Wang , Haomin Wen , Ming Jin , Yuxuan Liang , Huaiyu Wan , Hao Wu

Ensuring thermal comfort is essential for the well-being and productivity of individuals in built environments. Of the various thermal comfort indicators, the mean radiant temperature (MRT) is very challenging to measure. Most common…

机器人学 · 计算机科学 2024-10-15 Wei Liang , Yiting Zhang , Ji Zhang , Erica Cochran Hameen

Climate downscaling is a crucial technique within climate research, serving to project low-resolution (LR) climate data to higher resolutions (HR). Previous research has demonstrated the effectiveness of deep learning for downscaling tasks.…

机器学习 · 计算机科学 2023-12-13 Naufal Shidqi , Chaeyoon Jeong , Sungwon Park , Elke Zeller , Arjun Babu Nellikkattil , Karandeep Singh

Datasets in the fields of climate and environment are often very large and irregularly spaced. To model such datasets, the widely used Gaussian process models in spatial statis- tics face tremendous challenges due to the prohibitive…

统计方法学 · 统计学 2016-05-31 Huang Huang , Ying Sun

Temporal Logic (TL), especially Signal Temporal Logic (STL), enables precise formal specification, making it widely used in cyber-physical systems such as autonomous driving and robotics. Automatically transforming NL into STL is an…

计算与语言 · 计算机科学 2025-07-25 Yue Fang , Zhi Jin , Jie An , Hongshen Chen , Xiaohong Chen , Naijun Zhan