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The recent success of 3D Gaussian Splatting (3DGS) has reshaped novel view synthesis by enabling fast optimization and real-time rendering of high-quality radiance fields. However, it relies on simplified, order-dependent alpha blending and…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Jan U. Müller , Robin Tim Landsgesell , Leif Van Holland , Patrick Stotko , Reinhard Klein

Accurate quantification of uncertainty in neural network predictions remains a central challenge for scientific applications involving high-dimensional, correlated data. While existing methods capture either aleatoric or epistemic…

机器学习 · 计算机科学 2025-08-26 Harrison J. Goldwyn , Mitchell Krock , Johann Rudi , Daniel Getter , Julie Bessac

When adopting a model-based formulation, solving inverse problems encountered in multiband imaging requires to define spatial and spectral regularizations. In most of the works of the literature, spectral information is extracted from the…

图像与视频处理 · 电气工程与系统科学 2023-07-03 Min Zhao , Nicolas Dobigeon , Jie Chen

There is extensive interest in metric learning methods for image retrieval. Many metric learning loss functions focus on learning a correct ranking of training samples, but strongly overfit semantically inconsistent labels and require a…

机器学习 · 计算机科学 2023-06-05 Christopher Liao , Theodoros Tsiligkaridis , Brian Kulis

Many text corpora exhibit socially problematic biases, which can be propagated or amplified in the models trained on such data. For example, doctor cooccurs more frequently with male pronouns than female pronouns. In this study we (i)…

计算与语言 · 计算机科学 2019-04-08 Shikha Bordia , Samuel R. Bowman

Topological loss based on persistent homology has shown promise in various applications. A topological loss enforces the model to achieve certain desired topological property. Despite its empirical success, less is known about the…

机器学习 · 计算机科学 2022-06-14 Yikai Zhang , Jiachen Yao , Yusu Wang , Chao Chen

Normalization techniques play an important role in supporting efficient and often more effective training of deep neural networks. While conventional methods explicitly normalize the activations, we suggest to add a loss term instead. This…

机器学习 · 计算机科学 2018-11-22 Etai Littwin , Lior Wolf

A spatially regularized Gaussian mixture model, LapGM, is proposed for the bias field correction and magnetic resonance normalization problem. The proposed spatial regularizer gives practitioners fine-tuned control between balancing bias…

医学物理 · 物理学 2022-09-29 Luciano Vinas , Arash A. Amini , Jade Fischer , Atchar Sudhyadhom

Image segmentation techniques are predominately based on parameter-laden optimization. The objective function typically involves weights for balancing competing image fidelity and segmentation regularization cost terms. Setting these…

计算机视觉与模式识别 · 计算机科学 2009-06-24 Josna Rao , Ghassan Hamarneh , Rafeef Abugharbieh

Deep Neural network learning for image processing faces major challenges related to changes in distribution across layers, which disrupt model convergence and performance. Activation normalization methods, such as Batch Normalization (BN),…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Bilal Faye , Hanane Azzag , Mustapha Lebbah , Djamel Bouchaffra

Image-text retrieval is a central problem for understanding the semantic relationship between vision and language, and serves as the basis for various visual and language tasks. Most previous works either simply learn coarse-grained…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Chong Liu , Yuqi Zhang , Hongsong Wang , Weihua Chen , Fan Wang , Yan Huang , Yi-Dong Shen , Liang Wang

In image denoising problems, one widely-adopted approach is to minimize a regularized data-fit objective function, where the data-fit term is derived from a physical image acquisition model. Typically the regularizer is selected with two…

最优化与控制 · 数学 2015-08-13 Albert Oh , Rebecca Willett

Generative neural image compression supports data representation at extremely low bitrate, synthesizing details at the client and consistently producing highly realistic images. By leveraging the similarities between quantization error and…

图像与视频处理 · 电气工程与系统科学 2025-04-04 Lucas Relic , Roberto Azevedo , Yang Zhang , Markus Gross , Christopher Schroers

The development of diffusion-based generative models over the past decade has largely proceeded independently of progress in representation learning. These diffusion models typically rely on regression-based objectives and generally lack…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Runqian Wang , Kaiming He

We analyze the impact of photon loss on the photon-number statistics of Gaussian states. Specifically, we propose and carefully evaluate several methods to mitigate deviations in the photon-number distributions of lossy (displaced) squeezed…

量子物理 · 物理学 2026-03-24 Hendrik Ellenberg , René Sondenheimer

Foundational image-language models have generated considerable interest due to their efficient adaptation to downstream tasks by prompt learning. Prompt learning treats part of the language model input as trainable while freezing the rest,…

The normal distribution plays a central role in information theory - it is at the same time the best-case signal and worst-case noise distribution, has the greatest representational capacity of any distribution, and offers an equivalence…

机器学习 · 计算机科学 2025-06-09 Daniel Eftekhari , Vardan Papyan

Regularization is a well studied problem in the context of neural networks. It is usually used to improve the generalization performance when the number of input samples is relatively small or heavily contaminated with noise. The…

人工智能 · 计算机科学 2011-04-19 Salah Rifai , Xavier Glorot , Yoshua Bengio , Pascal Vincent

Deep neural networks achieve high prediction accuracy when the train and test distributions coincide. In practice though, various types of corruptions occur which deviate from this setup and cause severe performance degradations. Few…

机器学习 · 计算机科学 2023-05-30 Theodoros Tsiligkaridis , Athanasios Tsiligkaridis

Image editing has achieved impressive results with the development of large-scale generative models. However, existing models mainly focus on the editing effects of intended objects and regions, often leading to unwanted changes in…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Yuhui Wu , Chenxi Xie , Ruibin Li , Liyi Chen , Qiaosi Yi , Lei Zhang