Search Results for author: Mahardhika Pratama

Found 41 papers, 14 papers with code

Mixup Domain Adaptations for Dynamic Remaining Useful Life Predictions

2 code implementations7 Apr 2024 Muhammad Tanzil Furqon, Mahardhika Pratama, Lin Liu, Habibullah, Kutluyil Dogancay

MDAN encompasses a three-staged mechanism where the mix-up strategy is not only performed to regularize the source and target domains but also applied to establish an intermediate mix-up domain where the source and target domains are aligned.

Domain Adaptation Self-Supervised Learning

Towards Cross-Domain Continual Learning

1 code implementation19 Feb 2024 Marcus de Carvalho, Mahardhika Pratama, Jie Zhang, Chua Haoyan, Edward Yapp

In this work, we introduce a novel approach called Cross-Domain Continual Learning (CDCL) that addresses the limitations of being limited to single supervised domains.

Continual Learning

Cross-Domain Few-Shot Learning via Adaptive Transformer Networks

1 code implementation25 Jan 2024 Naeem Paeedeh, Mahardhika Pratama, Muhammad Anwar Ma'sum, Wolfgang Mayer, Zehong Cao, Ryszard Kowlczyk

Most few-shot learning works rely on the same domain assumption between the base and the target tasks, hindering their practical applications.

cross-domain few-shot learning

Few-Shot Continual Learning via Flat-to-Wide Approaches

1 code implementation26 Jun 2023 Muhammad Anwar Ma'sum, Mahardhika Pratama, Edwin Lughofer, Lin Liu, Habibullah, Ryszard Kowalczyk

This paper proposes a few-shot continual learning approach, termed FLat-tO-WidE AppRoach (FLOWER), where a flat-to-wide learning process finding the flat-wide minima is proposed to address the catastrophic forgetting problem.

Continual Learning Data Augmentation

Enhancing Wind Power Forecast Precision via Multi-head Attention Transformer: An Investigation on Single-step and Multi-step Forecasting

no code implementations21 Apr 2023 Md Rasel Sarkar, Sreenatha G. Anavatti, Tanmoy Dam, Mahardhika Pratama, Berlian Al Kindhi

The proposed model is evaluated for single-step and multi-step WPF, and compared with gated recurrent unit (GRU) and long short-term memory (LSTM) models on a wind power dataset.

Time Series Time Series Forecasting

Assessor-Guided Learning for Continual Environments

1 code implementation21 Mar 2023 Muhammad Anwar Ma'sum, Mahardhika Pratama, Edwin Lughofer, Weiping Ding, Wisnu Jatmiko

This paper proposes an assessor-guided learning strategy for continual learning where an assessor guides the learning process of a base learner by controlling the direction and pace of the learning process thus allowing an efficient learning of new environments while protecting against the catastrophic interference problem.

Continual Learning Incremental Learning +2

Class-Incremental Learning via Knowledge Amalgamation

1 code implementation5 Sep 2022 Marcus de Carvalho, Mahardhika Pratama, Jie Zhang, Yajuan San

Catastrophic forgetting has been a significant problem hindering the deployment of deep learning algorithms in the continual learning setting.

Class Incremental Learning Incremental Learning

Scalable Adversarial Online Continual Learning

1 code implementation4 Sep 2022 Tanmoy Dam, Mahardhika Pratama, Md Meftahul Ferdaus, Sreenatha Anavatti, Hussein Abbas

Adversarial continual learning is effective for continual learning problems because of the presence of feature alignment process generating task-invariant features having low susceptibility to the catastrophic forgetting problem.

Continual Learning Meta-Learning

Autonomous Cross Domain Adaptation under Extreme Label Scarcity

1 code implementation4 Sep 2022 Weiwei Weng, Mahardhika Pratama, Choiru Za'in, Marcus de Carvalho, Rakaraddi Appan, Andri Ashfahani, Edward Yapp Kien Yee

This paper aims to attack the problem of extreme label shortage in the cross domain multistream classification problems where only very few labelled samples of the source stream are provided before process runs.

Clustering Deep Clustering +1

Reinforced Continual Learning for Graphs

no code implementations4 Sep 2022 Appan Rakaraddi, Siew Kei Lam, Mahardhika Pratama, Marcus de Carvalho

Continual learning on graphs is largely unexplored and existing graph continual learning approaches are limited to the task-incremental learning scenarios.

Class Incremental Learning Graph Classification +1

ACDC: Online Unsupervised Cross-Domain Adaptation

1 code implementation4 Oct 2021 Marcus de Carvalho, Mahardhika Pratama, Jie Zhang, Edward Yapp

We consider the problem of online unsupervised cross-domain adaptation, where two independent but related data streams with different feature spaces -- a fully labeled source stream and an unlabeled target stream -- are learned together.

Online unsupervised domain adaptation

Unsupervised Continual Learning in Streaming Environments

no code implementations20 Sep 2021 Andri Ashfahani, Mahardhika Pratama

A deep clustering network is desired for data streams because of its aptitude in extracting natural features thus bypassing the laborious feature engineering step.

Clustering Continual Learning +2

Automatic Online Multi-Source Domain Adaptation

1 code implementation5 Sep 2021 Renchunzi Xie, Mahardhika Pratama

Knowledge transfer across several streaming processes remain challenging problem not only because of different distributions of each stream but also because of rapidly changing and never-ending environments of data streams.

Denoising Online Domain Adaptation +1

Unsupervised Continual Learning via Self-Adaptive Deep Clustering Approach

no code implementations28 Jun 2021 Mahardhika Pratama, Andri Ashfahani, Edwin Lughofer

Unsupervised continual learning remains a relatively uncharted territory in the existing literature because the vast majority of existing works call for unlimited access of ground truth incurring expensive labelling cost.

Clustering Continual Learning +1

Autonomous Deep Quality Monitoring in Streaming Environments

no code implementations26 Jun 2021 Andri Ashfahani, Mahardhika Pratama, Edwin Lughofer, Edward Yapp Kien Yee

The common practice of quality monitoring in industry relies on manual inspection well-known to be slow, error-prone and operator-dependent.

Time Series Analysis

Continual Learning via Inter-Task Synaptic Mapping

no code implementations26 Jun 2021 Mao Fubing, Weng Weiwei, Mahardhika Pratama, Edward Yapp Kien Yee

Learning from streaming tasks leads a model to catastrophically erase unique experiences it absorbs from previous episodes.

Continual Learning

Scalable Teacher Forcing Network for Semi-Supervised Large Scale Data Streams

no code implementations26 Jun 2021 Mahardhika Pratama, Choiru Za'in, Edwin Lughofer, Eric Pardede, Dwi A. P. Rahayu

The large-scale data stream problem refers to high-speed information flow which cannot be processed in scalable manner under a traditional computing platform.

Data Augmentation Distributed Computing +1

Weakly Supervised Deep Learning Approach in Streaming Environments

no code implementations3 Nov 2019 Mahardhika Pratama, Andri Ashfahani, Mohamad Abdul Hady

The feasibility of existing data stream algorithms is often hindered by the weakly supervised condition of data streams.

ATL: Autonomous Knowledge Transfer from Many Streaming Processes

2 code implementations8 Oct 2019 Mahardhika Pratama, Marcus de Carvalho, Renchunzi Xie, Edwin Lughofer, Jie Lu

It automatically evolves its network structure from scratch with/without the presence of ground truth to overcome independent concept drifts in the source and target domain.

Online Domain Adaptation Transfer Learning

DEVDAN: Deep Evolving Denoising Autoencoder

no code implementations8 Oct 2019 Andri Ashfahani, Mahardhika Pratama, Edwin Lughofer, Yew Soon Ong

The Denoising Autoencoder (DAE) enhances the flexibility of the data stream method in exploiting unlabeled samples.

Denoising

Automatic Construction of Multi-layer Perceptron Network from Streaming Examples

no code implementations8 Oct 2019 Mahardhika Pratama, Choiru Za'in, Andri Ashfahani, Yew Soon Ong, Weiping Ding

The advantage of NADINE, namely elastic structure and online learning trait, is numerically validated using nine data stream classification and regression problems where it demonstrates performance improvement over prominent algorithms in all problems.

General Classification regression

Real-time UAV Complex Missions Leveraging Self-Adaptive Controller with Elastic Structure

no code implementations19 Jul 2019 Mohamad Abdul Hady, Basaran Bahadir Kocer, Harikumar Kandath, Mahardhika Pratama

At the same time, UAVs may need to operate under external disturbances to follow time-based trajectories.

Autonomous Deep Learning: Continual Learning Approach for Dynamic Environments

1 code implementation17 Oct 2018 Andri Ashfahani, Mahardhika Pratama

The feasibility of deep neural networks (DNNs) to address data stream problems still requires intensive study because of the static and offline nature of conventional deep learning approaches.

Continual Learning

Autonomous Deep Learning: Incremental Learning of Denoising Autoencoder for Evolving Data Streams

no code implementations24 Sep 2018 Mahardhika Pratama, Andri Ashfahani, Yew Soon Ong, Savitha Ramasamy, Edwin Lughofer

The generative learning phase of Autoencoder (AE) and its successor Denosing Autoencoder (DAE) enhances the flexibility of data stream method in exploiting unlabelled samples.

Denoising Incremental Learning

An Incremental Construction of Deep Neuro Fuzzy System for Continual Learning of Non-stationary Data Streams

no code implementations26 Aug 2018 Mahardhika Pratama, Witold Pedrycz, Geoffrey I. Webb

DEVFNN is developed under the stacked generalization principle via the feature augmentation concept where a recently developed algorithm, namely gClass, drives the hidden layer.

Continual Learning feature selection

Deep Stacked Stochastic Configuration Networks for Lifelong Learning of Non-Stationary Data Streams

no code implementations7 Aug 2018 Mahardhika Pratama, Dianhui Wang

The concept of SCN offers a fast framework with universal approximation guarantee for lifelong learning of non-stationary data streams.

Continual Learning

Evolving Large-Scale Data Stream Analytics based on Scalable PANFIS

no code implementations18 Jul 2018 Mahardhika Pratama, Choiru Za'in, Eric Pardede

Extensive experiments on this framework are validated by measuring the accuracy and running time of four combinations of Scalable PANFIS and other Spark-based built in algorithms.

Active Learning

An Online RFID Localization in the Manufacturing Shopfloor

no code implementations20 May 2018 Andri Ashfahani, Mahardhika Pratama, Edwin Lughofer, Qing Cai, Huang Sheng

{Radio Frequency Identification technology has gained popularity for cheap and easy deployment.

PALM: An Incremental Construction of Hyperplanes for Data Stream Regression

no code implementations11 May 2018 Md Meftahul Ferdaus, Mahardhika Pratama, Sreenatha G. Anavatti, Matthew A. Garratt

Data stream has been the underlying challenge in the age of big data because it calls for real-time data processing with the absence of a retraining process and/or an iterative learning approach.

Autonomous Vehicles Clustering +1

Online Tool Condition Monitoring Based on Parsimonious Ensemble+

no code implementations6 Nov 2017 Mahardhika Pratama, Eric Dimla, Edwin Lughofer, Witold Pedrycz, Tegoeh Tjahjowidowo

The paper presents advancement of a newly developed ensemble learning algorithm, pENsemble+, where online active learning scenario is incorporated to reduce operator labelling effort.

Active Learning Ensemble Learning +1

Evolving Ensemble Fuzzy Classifier

no code implementations18 May 2017 Mahardhika Pratama, Witold Pedrycz, Edwin Lughofer

pENsemble adopts a dynamic ensemble structure to output a final classification decision where it features a novel drift detection scenario to grow the ensemble structure.

Ensemble Learning Ensemble Pruning +1

PANFIS++: A Generalized Approach to Evolving Learning

no code implementations6 May 2017 Mahardhika Pratama

We note at least three uncharted territories of existing EISs: data uncertainty, temporal system dynamic, redundant data streams.

Active Learning

Metacognitive Learning Approach for Online Tool Condition Monitoring

no code implementations6 May 2017 Mahardhika Pratama, Eric Dimla, Chow Yin Lai, Edwin Lughofer

The learning process consists of three phases: what to learn, how to learn, when to learn and makes use of a generalized recurrent network structure as a cognitive component.

Parsimonious Random Vector Functional Link Network for Data Streams

no code implementations10 Apr 2017 Mahardhika Pratama, Plamen P. Angelov, Edwin Lughofer

The theory of random vector functional link network (RVFLN) has provided a breakthrough in the design of neural networks (NNs) since it conveys solid theoretical justification of randomized learning.

Active Learning

A novel online multi-label classifier for high-speed streaming data applications

no code implementations1 Sep 2016 Rajasekar Venkatesan, Meng Joo Er, Mihika Dave, Mahardhika Pratama, Shiqian Wu

In this paper, a high-speed online neural network classifier based on extreme learning machines for multi-label classification is proposed.

Classification General Classification +2

A Novel Online Real-time Classifier for Multi-label Data Streams

no code implementations31 Aug 2016 Rajasekar Venkatesan, Meng Joo Er, Shiqian Wu, Mahardhika Pratama

In this paper, a novel extreme learning machine based online multi-label classifier for real-time data streams is proposed.

Classification General Classification +2

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