Search Results for author: Vipul Pandey

Found 8 papers, 0 papers with code

SeMAnD: Self-Supervised Anomaly Detection in Multimodal Geospatial Datasets

no code implementations26 Sep 2023 Daria Reshetova, Swetava Ganguli, C. V. Krishnakumar Iyer, Vipul Pandey

We propose a Self-supervised Anomaly Detection technique, called SeMAnD, to detect geometric anomalies in Multimodal geospatial datasets.

Anomaly Classification Data Augmentation +3

Self-Supervised Temporal Analysis of Spatiotemporal Data

no code implementations25 Apr 2023 Yi Cao, Swetava Ganguli, Vipul Pandey

There exists a correlation between geospatial activity temporal patterns and type of land use.

Semantic Segmentation Time Series

Scalable Self-Supervised Representation Learning from Spatiotemporal Motion Trajectories for Multimodal Computer Vision

no code implementations7 Oct 2022 Swetava Ganguli, C. V. Krishnakumar Iyer, Vipul Pandey

In this work, we propose a self-supervised method for learning representations of geographic locations from unlabeled GPS trajectories to solve downstream geospatial computer vision tasks.

Representation Learning Semantic Segmentation

Reachability Embeddings: Scalable Self-Supervised Representation Learning from Mobility Trajectories for Multimodal Geospatial Computer Vision

no code implementations24 Oct 2021 Swetava Ganguli, C. V. Krishnakumar Iyer, Vipul Pandey

In this paper, we propose a self-supervised method for learning representations of geographic locations from unlabeled GPS trajectories to solve downstream geospatial computer vision tasks.

Representation Learning Semantic Segmentation

Conditional Generation of Synthetic Geospatial Images from Pixel-level and Feature-level Inputs

no code implementations11 Sep 2021 Xuerong Xiao, Swetava Ganguli, Vipul Pandey

Synthetically generating data (and labels) using a generative model that can sample from a target distribution and exploit the multi-scale nature of images can be an inexpensive solution to address scarcity of labeled data.

Attribute Data Augmentation +1

Trinity: A No-Code AI platform for complex spatial datasets

no code implementations21 Jun 2021 C. V. Krishnakumar Iyer, Feili Hou, Henry Wang, Yonghong Wang, Kay Oh, Swetava Ganguli, Vipul Pandey

We present a no-code Artificial Intelligence (AI) platform called Trinity with the main design goal of enabling both machine learning researchers and non-technical geospatial domain experts to experiment with domain-specific signals and datasets for solving a variety of complex problems on their own.

Feature Engineering Semantic Segmentation

VAE-Info-cGAN: Generating Synthetic Images by Combining Pixel-level and Feature-level Geospatial Conditional Inputs

no code implementations8 Dec 2020 Xuerong Xiao, Swetava Ganguli, Vipul Pandey

Training robust supervised deep learning models for many geospatial applications of computer vision is difficult due to dearth of class-balanced and diverse training data.

Attribute Data Augmentation +1

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