Nick Weir – Medium

Nick Weir
in
The DownLinQ

Viewing the world through a straw, Part 2

How lessons from computer vision applications in geo will impact bio image analysis

11 min readJan 16, 2020

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Viewing the world through a straw, Part 2

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Nick Weir
in
The DownLinQ

Viewing the world through a straw:

How lessons from computer vision applications in geo will impact bio image analysis (Part 1)

9 min readJan 7, 2020

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Viewing the world through a straw:

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1

Nick Weir
in
The DownLinQ

Accelerating your geospatial deep learning pipeline with fine-tuning

Using CosmiQ’s Solaris library to fine-tune models pre-trained on SpaceNet overhead imagery

4 min readSep 11, 2019

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Accelerating your geospatial deep learning pipeline with fine-tuning

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Nick Weir
in
The DownLinQ

Announcing Solaris: an open source Python library for analyzing overhead imagery with machine…

Performing machine learning (ML) and analyzing geospatial data are both hard problems requiring a lot of domain expertise. These…

5 min readJul 23, 2019

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Announcing Solaris: an open source Python library for analyzing overhead imagery with machine…

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Nick Weir
in
Towards Data Science

Towards accelerating disaster response with automated analysis of overhead imagery

A review of the SpaceNet Challenge for off-nadir building footprint extraction

14 min readMar 29, 2019

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Towards accelerating disaster response with automated analysis of overhead imagery

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Nick Weir
in
The DownLinQ

The good and the bad in the SpaceNet Off-Nadir Building Footprint Extraction Challenge

Parsing out the similarities, differences, and difficulties of computer vision models for segmenting geospatial imagery

9 min readFeb 27, 2019

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The good and the bad in the SpaceNet Off-Nadir Building Footprint Extraction Challenge

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Nick Weir
in
The DownLinQ

A deep dive into the SpaceNet 4 winning algorithms

Augmentation approaches, loss functions, and learning objectives

5 min readFeb 21, 2019

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A deep dive into the SpaceNet 4 winning algorithms

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Nick Weir
in
The DownLinQ

The SpaceNet Challenge Off-Nadir Buildings: Introducing the winners

The SpaceNet Challenge: Round 4, Off-Nadir Building Footprint Extraction is complete! Congratulations to the prize-winning top 5…

6 min readJan 28, 2019

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The SpaceNet Challenge Off-Nadir Buildings: Introducing the winners

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Nick Weir
in
The DownLinQ

Challenges with SpaceNet 4 off-nadir satellite imagery: Look angle and target azimuth angle

Note: SpaceNet’s mission is to accelerate geospatial machine learning and is supported by the SpaceNet member organizations. To learn more…

5 min readNov 9, 2018

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Challenges with SpaceNet 4 off-nadir satellite imagery: Look angle and target azimuth angle

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Nick Weir
in
The DownLinQ

A baseline model for the SpaceNet 4: Off-Nadir Building Detection Challenge

Note: SpaceNet is a collaborative effort between CosmiQ Works, Digital Globe and Radiant Solutions hosted on Amazon Web Services as a…

6 min readOct 29, 2018

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A baseline model for the SpaceNet 4: Off-Nadir Building Detection Challenge

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Nick Weir

Nick Weir

Data Scientist at CosmiQ Works and SpaceNet 4 Challenge Director at the SpaceNet LLC. Advancing computer vision and ML analysis of geospatial imagery.

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