papers

Publications (11)

cs.CV2024

LiRCDepth: Lightweight Radar-Camera Depth Estimation via Knowledge Distillation and Uncertainty Guidance

Huawei Sun, Nastassia Vysotskaya, Tobias Sukianto +5

Recently, radar-camera fusion algorithms have gained significant attention as radar sensors provide geometric information that complements the limitations of cameras. However, most…

cs.CV2025

Feature Identification for Hierarchical Contrastive Learning

Julius Ott, Nastassia Vysotskaya, Huawei Sun +2

Hierarchical classification is a crucial task in many applications, where objects are organized into multiple levels of categories. However, conventional classification approaches…

eess.SP2022

Label-Aware Ranked Loss for robust People Counting using Automotive in-cabin Radar

Lorenzo Servadei, Huawei Sun, Julius Ott +6

In this paper, we introduce the Label-Aware Ranked loss, a novel metric loss function. Compared to the state-of-the-art Deep Metric Learning losses, this function takes advantage o…

cs.CV2024

CaFNet: A Confidence-Driven Framework for Radar Camera Depth Estimation

Huawei Sun, Hao Feng, Julius Ott +2

Depth estimation is critical in autonomous driving for interpreting 3D scenes accurately. Recently, radar-camera depth estimation has become of sufficient interest due to the robus…

cs.LG2023

MEET: A Monte Carlo Exploration-Exploitation Trade-off for Buffer Sampling

Julius Ott, Lorenzo Servadei, Jose Arjona-Medina +7

Data selection is essential for any data-based optimization technique, such as Reinforcement Learning. State-of-the-art sampling strategies for the experience replay buffer improve…

cs.CV2024

Enhanced Radar Perception via Multi-Task Learning: Towards Refined Data for Sensor Fusion Applications

Huawei Sun, Hao Feng, Gianfranco Mauro +4

Radar and camera fusion yields robustness in perception tasks by leveraging the strength of both sensors. The typical extracted radar point cloud is 2D without height information d…

cs.CV2024

GET-UP: GEomeTric-aware Depth Estimation with Radar Points UPsampling

Huawei Sun, Zixu Wang, Hao Feng +3

Depth estimation plays a pivotal role in autonomous driving, facilitating a comprehensive understanding of the vehicle's 3D surroundings. Radar, with its robustness to adverse weat…

cs.CV2026

XD-RCDepth: Lightweight Radar-Camera Depth Estimation with Explainability-Aligned and Distribution-Aware Distillation

Huawei Sun, Zixu Wang, Xiangyuan Peng +4

Depth estimation remains central to autonomous driving, and radar-camera fusion offers robustness in adverse conditions by providing complementary geometric cues. In this paper, we…

cs.CV2025

TRIDE: A Text-assisted Radar-Image weather-aware fusion network for Depth Estimation

Huawei Sun, Zixu Wang, Hao Feng +3

Depth estimation, essential for autonomous driving, seeks to interpret the 3D environment surrounding vehicles. The development of radar sensors, known for their cost-efficiency an…

cs.LG2023

Temporal Patience: Efficient Adaptive Deep Learning for Embedded Radar Data Processing

Max Sponner, Julius Ott, Lorenzo Servadei +3

Radar sensors offer power-efficient solutions for always-on smart devices, but processing the data streams on resource-constrained embedded platforms remains challenging. This pape…

cs.LG2022

Uncertainty-based Meta-Reinforcement Learning for Robust Radar Tracking

Julius Ott, Lorenzo Servadei, Gianfranco Mauro +3

Nowadays, Deep Learning (DL) methods often overcome the limitations of traditional signal processing approaches. Nevertheless, DL methods are barely applied in real-life applicatio…