English
Related papers

Related papers: Understanding Sinusoidal Neural Networks

200 papers

Neural fields (NeFs) have recently emerged as a state-of-the-art method for encoding spatio-temporal signals of various modalities. Despite the success of NeFs in reconstructing individual signals, their use as representations in downstream…

Machine Learning · Computer Science 2024-12-13 Miltiadis Kofinas , Samuele Papa , Efstratios Gavves

We argue that many properties of fully-connected feedforward neural networks (FCNNs), also called multi-layer perceptrons (MLPs), are explainable from the analysis of a single pair of operations, namely a random projection into a…

Machine Learning · Computer Science 2022-11-29 Sayandev Mukherjee , Bernardo A. Huberman

In this paper, we described and developed a framework for Multilayer Perceptron (MLP) to work on low level image processing, where MLP will be used to perform image super-resolution. Meanwhile, MLP are trained with different types of images…

Computer Vision and Pattern Recognition · Computer Science 2012-12-24 Kah Keong Chua , Yong Haur Tay

Multi-layer perceptrons (MLPs) are a standard tool for learning and function approximation, but they inherently yield outputs that are globally smooth. As a result, they struggle to represent functions that are continuous yet deliberately…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Hanting Niu , Junkai Deng , Fei Hou , Wencheng Wang , Ying He

In this paper the Mechanical Neural Network(MNN) is introduced, a physical implementation of a multilayer perceptron(MLP) with ReLU activation functions, two input neurons, four hidden neurons and two output neurons. This physical model of…

Machine Learning · Computer Science 2023-11-09 Axel Schaffland

Neuronal activity in the brain generates synchronous oscillations of the Local Field Potential (LFP). The traditional analyses of the LFPs are based on decomposing the signal into simpler components, such as sinusoidal harmonics. However, a…

Quantitative Methods · Quantitative Biology 2018-06-19 Luca Perotti , Justin DeVito , Daniel Bessis , Yuri Dabaghian

Neural implicit fields, such as the neural signed distance field (SDF) of a shape, have emerged as a powerful representation for many applications, e.g., encoding a 3D shape and performing collision detection. Typically, implicit fields are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Guying Lin , Lei Yang , Yuan Liu , Congyi Zhang , Junhui Hou , Xiaogang Jin , Taku Komura , John Keyser , Wenping Wang

Implicit Neural Representations (INRs) aim to parameterize discrete signals through implicit continuous functions. However, formulating each image with a separate neural network~(typically, a Multi-Layer Perceptron (MLP)) leads to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Wenyong Zhou , Taiqiang Wu , Zhengwu Liu , Yuxin Cheng , Chen Zhang , Ngai Wong

We study function spaces parametrized by neural networks, referred to as neuromanifolds. Specifically, we focus on deep Multi-Layer Perceptrons (MLPs) and Convolutional Neural Networks (CNNs) with an activation function that is a…

Machine Learning · Computer Science 2026-02-16 Vahid Shahverdi , Giovanni Luca Marchetti , Kathlén Kohn

Neural fields, mapping low-dimensional input coordinates to corresponding signals, have shown promising results in representing various signals. Numerous methodologies have been proposed, and techniques employing MLPs and grid…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Joo Chan Lee , Daniel Rho , Seungtae Nam , Jong Hwan Ko , Eunbyung Park

Sinusoidal neural networks (SIRENs) are powerful implicit neural representations (INRs) for low-dimensional signals in vision and graphics. By encoding input coordinates with sinusoidal functions, they enable high-frequency image and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Haoan Feng , Diana Aldana , Tiago Novello , Leila De Floriani

A core component present in many successful neural network architectures, is an MLP block of two fully connected layers with a non-linear activation in between. An intriguing phenomenon observed empirically, including in transformer…

Machine Learning · Computer Science 2024-06-27 Pranjal Awasthi , Nishanth Dikkala , Pritish Kamath , Raghu Meka

Neural radiance fields (NeRFs) have shown impressive results for novel view synthesis. However, they depend on the repetitive use of a single-input single-output multilayer perceptron (SISO MLP) that maps 3D coordinates and view direction…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Takuhiro Kaneko

We present a neural network architecture designed to naturally learn a positional embedding and overcome the spectral bias towards lower frequencies faced by conventional activation functions. Our proposed architecture, SPDER, is a simple…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Kathan Shah , Chawin Sitawarin

Neural fields, a category of neural networks trained to represent high-frequency signals, have gained significant attention in recent years due to their impressive performance in modeling complex 3D data, such as signed distance (SDFs) or…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Marko Mihajlovic , Sergey Prokudin , Marc Pollefeys , Siyu Tang

Multilayer perception (MLP) has permeated various disciplinary domains, ranging from bioinformatics to financial analytics, where their application has become an indispensable facet of contemporary scientific research endeavors. However,…

Artificial Intelligence · Computer Science 2024-07-15 Yanjie Li , Weijun Li , Lina Yu , Min Wu , Jinyi Liu , Wenqiang Li , Meilan Hao , Shu Wei , Yusong Deng , Liping Zhang , Xiaoli Dong , Hong Qin , Xin Ning , Yugui Zhang , Baoli Lu , Jian Xu , Shuang Li

Neural fields have gained significant attention in the computer vision community due to their excellent performance in novel view synthesis, geometry reconstruction, and generative modeling. Some of their advantages are a sound theoretic…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Lukas Koestler , Daniel Grittner , Michael Moeller , Daniel Cremers , Zorah Lähner

In this paper, we propose a new scheme for modelling the diverse behavior of neurons. We introduce the conditional activation, in which a neurons activation function is dynamically modified by a control signal. We apply this method to…

Neural and Evolutionary Computing · Computer Science 2018-03-15 Albert Lee , Bonnie Lam , Wenyuan Li , Hochul Lee , Wei-Hao Chen , Meng-Fan Chang , Kang. -L. Wang

The information processing abilities of a multilayer neural network with a number of hidden units scaling as the input dimension are studied using statistical mechanics methods. The mapping from the input layer to the hidden units is…

Statistical Mechanics · Physics 2009-11-07 Michal Rosen-Zvi , Andreas Engel , Ido Kanter

The many variations of Implicit Neural Representations (INRs), where a neural network is trained as a continuous representation of a signal, have tremendous practical utility for downstream tasks including novel view synthesis, video…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Namitha Padmanabhan , Matthew Gwilliam , Pulkit Kumar , Shishira R Maiya , Max Ehrlich , Abhinav Shrivastava