Search Results for author: Tin Lai

Found 20 papers, 0 papers with code

Interpretable Medical Imagery Diagnosis with Self-Attentive Transformers: A Review of Explainable AI for Health Care

no code implementations1 Sep 2023 Tin Lai

Recent advancements in artificial intelligence (AI) have facilitated its widespread adoption in primary medical services, addressing the demand-supply imbalance in healthcare.

Decision Making Explainable artificial intelligence +2

Path Signatures for Diversity in Probabilistic Trajectory Optimisation

no code implementations8 Aug 2023 Lucas Barcelos, Tin Lai, Rafael Oliveira, Paulo Borges, Fabio Ramos

Motion planning can be cast as a trajectory optimisation problem where a cost is minimised as a function of the trajectory being generated.

Motion Planning Variational Inference

Psy-LLM: Scaling up Global Mental Health Psychological Services with AI-based Large Language Models

no code implementations22 Jul 2023 Tin Lai, Yukun Shi, Zicong Du, Jiajie Wu, Ken Fu, Yichao Dou, Ziqi Wang

The demand for psychological counselling has grown significantly in recent years, particularly with the global outbreak of COVID-19, which has heightened the need for timely and professional mental health support.

Question Answering

Ensemble Learning based Anomaly Detection for IoT Cybersecurity via Bayesian Hyperparameters Sensitivity Analysis

no code implementations20 Jul 2023 Tin Lai, Farnaz Farid, Abubakar Bello, Fariza Sabrina

However, heterogeneous types of network devices can often capture a more diverse set of signals than a single type of device readings, which is particularly useful for anomaly detection.

Anomaly Detection Ensemble Learning

Real-time Aerial Detection and Reasoning on Embedded-UAVs

no code implementations21 May 2023 Tin Lai

We present a unified pipeline architecture for a real-time detection system on an embedded system for UAVs.

Activity Recognition Pedestrian Detection

A Review on Visual-SLAM: Advancements from Geometric Modelling to Learning-based Semantic Scene Understanding

no code implementations12 Sep 2022 Tin Lai

In particular, Visual-SLAM uses various sensors from the mobile robot for collecting and sensing a representation of the map.

Scene Understanding

Discover Life Skills for Planning with Bandits via Observing and Learning How the World Works

no code implementations17 Jul 2022 Tin Lai

We formulate skills as high-level abstract policies that propose action plans based on the current state.

Water and Sediment Analyse Using Predictive Models

no code implementations4 Mar 2022 Xiaoting Xu, Tin Lai, Sayka Jahan, Farnaz Farid

The increasing prevalence of marine pollution during the past few decades motivated recent research to help ease the situation.

Imputation

L4KDE: Learning for KinoDynamic Tree Expansion

no code implementations2 Mar 2022 Tin Lai, Weiming Zhi, Tucker Hermans, Fabio Ramos

We study the kinodynamic variants of tree-based planning, where we have known system dynamics and kinematic constraints.

Motion Planning

Learning Non-Stationary Time-Series with Dynamic Pattern Extractions

no code implementations20 Nov 2021 Xipei Wang, Haoyu Zhang, Yuanbo Zhang, Meng Wang, Jiarui Song, Tin Lai, Matloob Khushi

Our results show that our model can predict 4-hour future trends with high accuracy in the Forex dataset, which is crucial in realistic scenarios to assist foreign exchange trading decision making.

Decision Making Dynamic Time Warping +2

sbp-env: Sampling-based Motion Planners' Testing Environment

no code implementations15 Oct 2021 Tin Lai

Sampling-based motion planners' testing environment (sbp-env) is a full feature framework to quickly test different sampling-based algorithms for motion planning.

Motion Planning

Learning Efficient and Robust Ordinary Differential Equations via Diffeomorphisms

no code implementations29 Sep 2021 Weiming Zhi, Tin Lai, Lionel Ott, Edwin V Bonilla, Fabio Ramos

Consequently, by restricting the base ODE to be amenable to integration, we can speed up and improve the robustness of integrating trajectories from the learned system.

Learning ODEs via Diffeomorphisms for Fast and Robust Integration

no code implementations4 Jul 2021 Weiming Zhi, Tin Lai, Lionel Ott, Edwin V. Bonilla, Fabio Ramos

Advances in differentiable numerical integrators have enabled the use of gradient descent techniques to learn ordinary differential equations (ODEs).

Anticipatory Navigation in Crowds by Probabilistic Prediction of Pedestrian Future Movements

no code implementations12 Nov 2020 Weiming Zhi, Tin Lai, Lionel Ott, Fabio Ramos

Critical for the coexistence of humans and robots in dynamic environments is the capability for agents to understand each other's actions, and anticipate their movements.

Navigate

Robust Hierarchical Planning with Policy Delegation

no code implementations25 Oct 2020 Tin Lai, Philippe Morere

We propose a novel framework and algorithm for hierarchical planning based on the principle of delegation.

Learning to Plan Optimally with Flow-based Motion Planner

no code implementations21 Oct 2020 Tin Lai, Fabio Ramos

The normalising flow based distribution uses simple invertible transformations that are very computationally efficient, and our optimisation formulation explicitly avoids mode collapse in contrast to other existing learning-based planners.

Motion Planning

OCTNet: Trajectory Generation in New Environments from Past Experiences

no code implementations25 Sep 2019 Weiming Zhi, Tin Lai, Lionel Ott, Gilad Francis, Fabio Ramos

This generally involves the prediction and understanding of motion patterns of dynamic entities, such as vehicles and people, in the surroundings.

motion prediction

Bayesian Local Sampling-based Planning

no code implementations8 Sep 2019 Tin Lai, Philippe Morere, Fabio Ramos, Gilad Francis

In this work, we introduce a local sampling-based motion planner with a Bayesian learning scheme for modelling an adaptive sampling proposal distribution.

Motion Planning valid

Occ-Traj120: Occupancy Maps with Associated Trajectories

no code implementations5 Sep 2019 Tin Lai, Weiming Zhi, Fabio Ramos

Trajectory modelling had been the principal research area for understanding and anticipating human behaviour.

Autonomous Driving Navigate

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