Search Results for author: Hamidreza Kasaei

Found 18 papers, 6 papers with code

Language-guided Robot Grasping: CLIP-based Referring Grasp Synthesis in Clutter

1 code implementation9 Nov 2023 Georgios Tziafas, Yucheng Xu, Arushi Goel, Mohammadreza Kasaei, Zhibin Li, Hamidreza Kasaei

To address these limitations, we develop a challenging benchmark based on cluttered indoor scenes from OCID dataset, for which we generate referring expressions and connect them with 4-DoF grasp poses.

Object Visual Grounding

Co-NavGPT: Multi-Robot Cooperative Visual Semantic Navigation using Large Language Models

no code implementations11 Oct 2023 Bangguo Yu, Hamidreza Kasaei, Ming Cao

In advanced human-robot interaction tasks, visual target navigation is crucial for autonomous robots navigating unknown environments.

Fine-grained 3D object recognition: an approach and experiments

no code implementations28 Jun 2023 Junhyung Jo, Hamidreza Kasaei

In the offline stage, instance-based learning (IBL) is used to form a new category and we use K-fold cross-validation to evaluate the obtained object recognition performance.

3D Object Recognition Autonomous Driving +1

Enhancing Fine-Grained 3D Object Recognition using Hybrid Multi-Modal Vision Transformer-CNN Models

1 code implementation3 Oct 2022 Songsong Xiong, Georgios Tziafas, Hamidreza Kasaei

Robots operating in human-centered environments, such as retail stores, restaurants, and households, are often required to distinguish between similar objects in different contexts with a high degree of accuracy.

3D Object Recognition Fine-Grained Image Classification +1

Early or Late Fusion Matters: Efficient RGB-D Fusion in Vision Transformers for 3D Object Recognition

no code implementations3 Oct 2022 Georgios Tziafas, Hamidreza Kasaei

We explore which depth representation is better in terms of resulting accuracy and compare early and late fusion techniques for aligning the RGB and depth modalities within the ViT architecture.

3D Object Recognition

IPPO: Obstacle Avoidance for Robotic Manipulators in Joint Space via Improved Proximal Policy Optimization

no code implementations3 Oct 2022 Yongliang Wang, Hamidreza Kasaei

Additionally, to enhance the performance of the model in reaching tasks, we introduce the action ensembles method and design the policy to directly participate in value function updates in PPO.

Enhancing Interpretability and Interactivity in Robot Manipulation: A Neurosymbolic Approach

1 code implementation3 Oct 2022 Georgios Tziafas, Hamidreza Kasaei

Finally, we integrate our method with a robot framework and demonstrate how it can serve as an interpretable solution for an interactive object-picking task, both in simulation and with a real robot.

Referring Expression Robot Manipulation +4

Sim-To-Real Transfer of Visual Grounding for Human-Aided Ambiguity Resolution

no code implementations24 May 2022 Georgios Tziafas, Hamidreza Kasaei

Service robots should be able to interact naturally with non-expert human users, not only to help them in various tasks but also to receive guidance in order to resolve ambiguities that might be present in the instruction.

Domain Adaptation Visual Grounding

Lifelong Ensemble Learning based on Multiple Representations for Few-Shot Object Recognition

no code implementations4 May 2022 Hamidreza Kasaei, Songsong Xiong

The proposed model is suitable for open-ended learning scenarios where the number of 3D object categories is not fixed and can grow over time.

3D Object Recognition Ensemble Learning +2

Lifelong 3D Object Recognition and Grasp Synthesis Using Dual Memory Recurrent Self-Organization Networks

1 code implementation23 Sep 2021 Krishnakumar Santhakumar, Hamidreza Kasaei

In this paper, we proposed a hybrid model architecture consists of a dynamically growing dual-memory recurrent neural network (GDM) and an autoencoder to tackle object recognition and grasping simultaneously.

3D Object Recognition Continual Learning +1

Simultaneous Multi-View Object Recognition and Grasping in Open-Ended Domains

no code implementations3 Jun 2021 Hamidreza Kasaei, Sha Luo, Remo Sasso, Mohammadreza Kasaei

We demonstrate the ability of our approach to grasp never-seen-before objects and to rapidly learn new object categories using very few examples on-site in both simulation and real-world settings.

Active Learning Object +1

Self-Imitation Learning by Planning

no code implementations25 Mar 2021 Sha Luo, Hamidreza Kasaei, Lambert Schomaker

Imitation learning (IL) enables robots to acquire skills quickly by transferring expert knowledge, which is widely adopted in reinforcement learning (RL) to initialize exploration.

Imitation Learning Motion Planning +2

Few-Shot Visual Grounding for Natural Human-Robot Interaction

no code implementations17 Mar 2021 Giorgos Tziafas, Hamidreza Kasaei

Natural Human-Robot Interaction (HRI) is one of the key components for service robots to be able to work in human-centric environments.

Visual Grounding

3D_DEN: Open-ended 3D Object Recognition using Dynamically Expandable Networks

1 code implementation15 Sep 2020 Sudhakaran Jain, Hamidreza Kasaei

Towards addressing this challenge, we propose a new deep transfer learning approach based on a dynamic architectural method to make robots capable of open-ended learning about new 3D object categories.

3D Object Recognition Continual Learning +2

Accelerating Reinforcement Learning for Reaching using Continuous Curriculum Learning

no code implementations7 Feb 2020 Sha Luo, Hamidreza Kasaei, Lambert Schomaker

Reinforcement learning has shown great promise in the training of robot behavior due to the sequential decision making characteristics.

Decision Making reinforcement-learning +1

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