Photonics advance could enable compact, high-performance lidar sensors

Lidar systems use pulses of infrared light to measure distance and map a 3D scene with high resolution, allowing autonomous vehicles to rapidly react to obstacles that appear in their path. But ...
IEEE

Dynamic Fusion of Hyperspectral and LiDAR Data for Target Detection

Abstract: Hyperspectral target detection (HTD) has achieved significant progress by exploiting the rich spectral and spatial information. However, the spectral similarity between different types of ...

Climate scientist finds large errors in a global climate pollution database

New research from Northern Arizona University found that a global greenhouse gas emissions database produced by the Climate ...
Milwaukee Journal Sentinel

Water use is a key data center issue. This will get you caught up.

Wisconsin is becoming a popular location for data centers due to its climate, water access, and affordable land. The majority of a data center's water footprint comes from the offsite electricity ...
Wired

The US Government Will Ask Data Centers How Much Power They Use

The US federal government’s central energy information agency is planning to implement a mandatory nationwide survey of data centers focused on their energy use, according to a letter seen by WIRED.
IEEE

Joint Classification of Hyperspectral and LiDAR Data Based on Dynamic Sparse-Dense Transformer and Mamba

Abstract: Hyperspectral image (HSI) provides rich spatial-spectral information, while light detection and ranging (LiDAR) data offers complementary elevation details. As a result, the fusion of HSI ...
Wall Street Journal

Locals Are Using AI to Fight Data Centers Being Built in Their Backyards

CINCINNATI—Late at night, or when her 18-month-old daughter is napping, Jessica Sharp logs onto Chat GPT and asks it to help her in her fight to stop a data center from being built just steps away ...
TechSpot

GitHub Copilot will use your data for AI training by default, but you can opt out

A hot potato: GitHub has announced that starting April 24, the company will begin using interaction data from Copilot Free, Pro, and Pro+ users to train and improve its AI models unless they opt out.
Wired

Senators Demand to Know How Much Energy Data Centers Use

Democratic senator Elizabeth Warren and Republican senator Josh Hawley are urging the US’s central energy information agency to provide better information on how much electricity data centers actually ...
GitHub

Multi-platform point cloud analysis — registration, segmentation, surface reconstruction, and feature extraction for aerial, terrestrial, and UAV LiDAR.

Point cloud tooling in Python is fragmented. laspy reads files. Open3D visualizes them. PDAL pipelines transform them. But nothing treats acquisition platform as a first-class concept — and platform ...
CNET

AI Data Centers: What to Know About Their Water and Energy Use

OpenAI's Sam Altman says AI's water concerns are "totally fake." The truth about AI's impact on natural resources is more complicated. Macy is a writer on the AI Team. She covers how AI is changing ...
CNET

Microsoft Researchers Figure Out How to Store Data Inside Glass Using Lasers

Most of the world's information is stored digitally right now. Every year, we generate more data than we did the year before. Now, with AI in the picture, a technology that relies on a whole lot of ...