Search Results for author: Neehar Peri

Found 15 papers, 9 papers with code

Better Call SAL: Towards Learning to Segment Anything in Lidar

no code implementations19 Mar 2024 Aljoša Ošep, Tim Meinhardt, Francesco Ferroni, Neehar Peri, Deva Ramanan, Laura Leal-Taixé

We propose $\texttt{SAL}$ ($\texttt{S}$egment $\texttt{A}$nything in $\texttt{L}$idar) method consisting of a text-promptable zero-shot model for segmenting and classifying any object in Lidar, and a pseudo-labeling engine that facilitates model training without manual supervision.

Panoptic Segmentation

I Can't Believe It's Not Scene Flow!

1 code implementation7 Mar 2024 Ishan Khatri, Kyle Vedder, Neehar Peri, Deva Ramanan, James Hays

Current scene flow methods broadly fail to describe motion on small objects, and current scene flow evaluation protocols hide this failure by averaging over many points, with most drawn larger objects.

Revisiting Few-Shot Object Detection with Vision-Language Models

1 code implementation22 Dec 2023 Anish Madan, Neehar Peri, Shu Kong, Deva Ramanan

In this work, we propose Foundational FSOD, a new benchmark protocol that evaluates detectors pre-trained on any external datasets and fine-tuned on K-shots per target class.

Autonomous Vehicles Few-Shot Object Detection +3

Long-Tailed 3D Detection via 2D Late Fusion

no code implementations18 Dec 2023 Yechi Ma, Neehar Peri, Shuoquan Wei, Wei Hua, Deva Ramanan, Yanan Li, Shu Kong

Autonomous vehicles (AVs) must accurately detect objects from both common and rare classes for safe navigation, motivating the problem of Long-Tailed 3D Object Detection (LT3D).

3D Object Detection Autonomous Vehicles +2

ReBound: An Open-Source 3D Bounding Box Annotation Tool for Active Learning

1 code implementation11 Mar 2023 Wesley Chen, Andrew Edgley, Raunak Hota, Joshua Liu, Ezra Schwartz, Aminah Yizar, Neehar Peri, James Purtilo

Lately, the academic community has studied 3D object detection in the context of autonomous vehicles (AVs) using publicly available datasets such as nuScenes and Argoverse 2. 0.

3D Object Detection Active Learning +2

A Brief Survey on Person Recognition at a Distance

no code implementations17 Dec 2022 Chrisopher B. Nalty, Neehar Peri, Joshua Gleason, Carlos D. Castillo, Shuowen Hu, Thirimachos Bourlai, Rama Chellappa

Person recognition at a distance entails recognizing the identity of an individual appearing in images or videos collected by long-range imaging systems such as drones or surveillance cameras.

Face Verification Person Recognition +1

Towards Long-Tailed 3D Detection

1 code implementation16 Nov 2022 Neehar Peri, Achal Dave, Deva Ramanan, Shu Kong

Moreover, semantic classes are often organized within a hierarchy, e. g., tail classes such as child and construction-worker are arguably subclasses of pedestrian.

A Synthesis-Based Approach for Thermal-to-Visible Face Verification

no code implementations21 Aug 2021 Neehar Peri, Joshua Gleason, Carlos D. Castillo, Thirimachos Bourlai, Vishal M. Patel, Rama Chellappa

Lastly, we show that our end-to-end thermal-to-visible face verification system provides strong performance on the MILAB-VTF(B) dataset.

Face Alignment Face Generation +1

PreferenceNet: Encoding Human Preferences in Auction Design with Deep Learning

1 code implementation NeurIPS 2021 Neehar Peri, Michael J. Curry, Samuel Dooley, John P. Dickerson

In addition, we introduce a new metric to evaluate an auction allocations' adherence to such socially desirable constraints and demonstrate that our proposed method is competitive with current state-of-the-art neural-network based auction designs.

Fairness

The Devil is in the Details: Self-Supervised Attention for Vehicle Re-Identification

no code implementations ECCV 2020 Pirazh Khorramshahi, Neehar Peri, Jun-Cheng Chen, Rama Chellappa

In recent years, the research community has approached the problem of vehicle re-identification (re-id) with attention-based models, specifically focusing on regions of a vehicle containing discriminative information.

Vehicle Re-Identification

Deep k-NN Defense against Clean-label Data Poisoning Attacks

1 code implementation29 Sep 2019 Neehar Peri, Neal Gupta, W. Ronny Huang, Liam Fowl, Chen Zhu, Soheil Feizi, Tom Goldstein, John P. Dickerson

Targeted clean-label data poisoning is a type of adversarial attack on machine learning systems in which an adversary injects a few correctly-labeled, minimally-perturbed samples into the training data, causing a model to misclassify a particular test sample during inference.

Adversarial Attack Data Poisoning

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