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Konstantin Klemmer

7 accepted papers

2026

Localized, High-resolution Geographic Representations with Slepian Functions

ICML 2026poster

Geographic data is fundamentally local. Disease outbreaks cluster in population centers, ecological patterns emerge along coastlines, and economic activity concentrates within country borders. Machine learning models that encode geographic location, however, distribute representational capacity unif…

Cited by 0SourceScholar
2025

SatCLIP: Global, General-Purpose Location Embeddings with Satellite Imagery

AAAI 2025technical

Geographic information is essential for modeling tasks in fields ranging from ecology to epidemiology. However, extracting relevant location characteristics for a given task can be challenging, often requiring expensive data fusion or distillation from massive global imagery datasets. To address thi…

2024

Geographic Location Encoding with Spherical Harmonics and Sinusoidal Representation Networks

ICLR 2024spotlight

Learning representations of geographical space is vital for any machine learning model that integrates geolocated data, spanning application domains such as remote sensing, ecology, or epidemiology. Recent work embeds coordinates using sine and cosine projections based on Double Fourier Sphere (DFS)…

2024

Position: Mission Critical – Satellite Data is a Distinct Modality in Machine Learning

ICML 2024spotlight

Satellite data has the potential to inspire a seismic shift for machine learning---one in which we rethink existing practices designed for traditional data modalities. As machine learning for satellite data (SatML) gains traction for its real-world impact, our field is at a crossroads. We can either…

Cited by 8SourcePDFScholar
2023

Positional Encoder Graph Neural Networks for Geographic Data

AISTATS 2023poster

Graph neural networks (GNNs) provide a powerful and scalable solution for modeling continuous spatial data. However, they often rely on Euclidean distances to construct the input graphs. This assumption can be improbable in many real-world settings, where the spatial structure is more complex and ex…

2022

SPATE-GAN: Improved Generative Modeling of Dynamic Spatio-Temporal Patterns with an Autoregressive Embedding Loss

AAAI 2022technical

From ecology to atmospheric sciences, many academic disciplines deal with data characterized by intricate spatio-temporal complexities, the modeling of which often requires specialized approaches. Generative models of these data are of particular interest, as they enable a range of impactful downstr…