Search Results for author: Ange Lou

Found 15 papers, 7 papers with code

DaReNeRF: Direction-aware Representation for Dynamic Scenes

no code implementations4 Mar 2024 Ange Lou, Benjamin Planche, Zhongpai Gao, Yamin Li, Tianyu Luan, Hao Ding, Terrence Chen, Jack Noble, Ziyan Wu

However, the straightforward decomposition of 4D dynamic scenes into multiple 2D plane-based representations proves insufficient for re-rendering high-fidelity scenes with complex motions.

Novel View Synthesis

Leveraging sinusoidal representation networks to predict fMRI signals from EEG

no code implementations6 Nov 2023 Yamin Li, Ange Lou, Ziyuan Xu, Shiyu Wang, Catie Chang

The ability to obtain fMRI information from EEG would enable cost-effective, imaging across a wider set of brain regions.

EEG Feature Engineering

WS-SfMLearner: Self-supervised Monocular Depth and Ego-motion Estimation on Surgical Videos with Unknown Camera Parameters

no code implementations22 Aug 2023 Ange Lou, Jack Noble

In this work, we aimed to build a self-supervised depth and ego-motion estimation system which can predict not only accurate depth maps and camera pose, but also camera intrinsic parameters.

Depth Estimation Motion Estimation

SAMSNeRF: Segment Anything Model (SAM) Guides Dynamic Surgical Scene Reconstruction by Neural Radiance Field (NeRF)

no code implementations22 Aug 2023 Ange Lou, Yamin Li, Xing Yao, Yike Zhang, Jack Noble

The accurate reconstruction of surgical scenes from surgical videos is critical for various applications, including intraoperative navigation and image-guided robotic surgery automation.

Depth Estimation Position

False Negative/Positive Control for SAM on Noisy Medical Images

1 code implementation20 Aug 2023 Xing Yao, Han Liu, Dewei Hu, Daiwei Lu, Ange Lou, Hao Li, Ruining Deng, Gabriel Arenas, Baris Oguz, Nadav Schwartz, Brett C Byram, Ipek Oguz

The method couples multi-box prompt augmentation and an aleatoric uncertainty-based false-negative (FN) and false-positive (FP) correction (FNPC) strategy.

Image Segmentation Medical Image Segmentation +2

CaraNet: Context Axial Reverse Attention Network for Segmentation of Small Medical Objects

1 code implementation31 Jan 2023 Ange Lou, Shuyue Guan, Murray Loew

This paper proposes a Context Axial Reverse Attention Network (CaraNet) to improve the segmentation performance on small objects compared with several recent state-of-the-art models.

Segmentation

Self-Supervised Surgical Instrument 3D Reconstruction from a Single Camera Image

no code implementations26 Nov 2022 Ange Lou, Xing Yao, Ziteng Liu, Jintong Han, Jack Noble

An accurate 3D surgical instrument model is a prerequisite for precise predictions of the pose and depth of the instrument.

3D Reconstruction Anatomy +5

Min-Max Similarity: A Contrastive Semi-Supervised Deep Learning Network for Surgical Tools Segmentation

1 code implementation29 Mar 2022 Ange Lou, Kareem Tawfik, Xing Yao, Ziteng Liu, Jack Noble

In contrast to the previous state-of-the-art, we introduce Min-Max Similarity (MMS), a contrastive learning form of dual-view training by employing classifiers and projectors to build all-negative, and positive and negative feature pairs, respectively, to formulate the learning as solving a MMS problem.

Contrastive Learning Segmentation +3

CFPNet-M: A Light-Weight Encoder-Decoder Based Network for Multimodal Biomedical Image Real-Time Segmentation

1 code implementation10 May 2021 Ange Lou, Shuyue Guan, Murray Loew

By comparison, CFPNet-M achieves comparable segmentation results on all five medical datasets with only 0. 65 million parameters, which is about 2% of U-Net, and 8. 8 MB memory.

Image Segmentation Medical Image Segmentation +2

CFPNet: Channel-wise Feature Pyramid for Real-Time Semantic Segmentation

2 code implementations22 Mar 2021 Ange Lou, Murray Loew

Based on the CFP module, we built CFPNet for real-time semantic segmentation which applied a series of dilated convolution channels to extract effective features.

Autonomous Driving Real-Time Semantic Segmentation +1

Segmentation of Infrared Breast Images Using MultiResUnet Neural Network

no code implementations31 Oct 2020 Ange Lou, Shuyue Guan, Nada Kamona, Murray Loew

It was used to segment the breast area by using a set of breast IR images, collected in our pilot study by imaging breast cancer patients and normal volunteers with a thermal infrared camera (N2 Imager).

Segmentation

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