Search Results for author: Nicolai Häni

Found 8 papers, 2 papers with code

3D Surface Reconstruction in the Wild by Deforming Shape Priors from Synthetic Data

no code implementations24 Feb 2023 Nicolai Häni, Jun-Jee Chao, Volkan Isler

In this work, we present a new method for joint category-specific 3D reconstruction and object pose estimation from a single image.

3D Reconstruction Object +2

Category-Level Global Camera Pose Estimation with Multi-Hypothesis Point Cloud Correspondences

no code implementations28 Sep 2022 Jun-Jee Chao, Selim Engin, Nicolai Häni, Volkan Isler

This paper proposes an optimization method that retains all possible correspondences for each keypoint when matching a partial point cloud to a complete point cloud.

Point Cloud Registration Pose Estimation

Apple Counting using Convolutional Neural Networks

no code implementations24 Aug 2022 Nicolai Häni, Pravakar Roy, Volkan Isler

Estimating accurate and reliable fruit and vegetable counts from images in real-world settings, such as orchards, is a challenging problem that has received significant recent attention.

Multi-class Classification

MinneApple: A Benchmark Dataset for Apple Detection and Segmentation

5 code implementations13 Sep 2019 Nicolai Häni, Pravakar Roy, Volkan Isler

The fruits are labeled using polygonal masks for each object instance to aid in precise object detection, localization, and segmentation.

Object object-detection +2

Semantics-Aware Image to Image Translation and Domain Transfer

no code implementations3 Apr 2019 Pravakar Roy, Nicolai Häni, Jun-Jee Chao, Volkan Isler

Image to image translation is the problem of transferring an image from a source domain to a different (but related) target domain.

Domain Adaptation Object +2

A Comparative Study of Fruit Detection and Counting Methods for Yield Mapping in Apple Orchards

no code implementations22 Oct 2018 Nicolai Häni, Pravakar Roy, Volkan Isler

We present new methods for apple detection and counting based on recent deep learning approaches and compare them with state-of-the-art results based on classical methods.

Yield Mapping In Apple Orchards

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