Military Space News
TIME AND SPACE
Revisiting multi-dimensional classification with a focus on dimensions
illustration only
Revisiting multi-dimensional classification with a focus on dimensions
by Simon Mansfield
Sydney, Australia (SPX) Apr 24, 2024
The issue of class imbalance has been well-studied in the multi-class classification framework, but its exploration within multi-dimensional classification (MDC) has been somewhat overlooked due to the complexity of the imbalance shift phenomenon. This occurs when a sample is categorized as belonging to both a minor and a major class, depending on the labeling dimension.

Addressing this gap, De-Chuan Zhan and his team at LAMDA, Nanjing University, have introduced innovative research in the field of Multi-dimensional Classification, published in Frontiers of Computer Science, which is co-published by Higher Education Press and Springer Nature.

The researchers highlight the importance of considering dimension-wise metrics in real-world MDC scenarios and have introduced two specific metrics aimed at this. They also noted imbalanced class distributions within each labeling dimension and developed a novel Imbalance-Aware Fusion Model (IMAM) to tackle these challenges.

The IMAM approach initially separates the task into various multi-class classification challenges, each tailored to a specific dimension. This allows the development of imbalance-aware deep models that maintain robust performance across all dimensions without compromising on individual accuracy. Additionally, the IMAM method utilizes dimension-specific models to serve as multiple teachers, transferring their knowledge to a comprehensive student model that integrates all dimensions.

Comprehensive testing on diverse MDC datasets has shown that the IMAM method significantly outperforms existing models, bridging a considerable performance gap.

Research Report:Revisiting multi-dimensional classification from a dimension-wise perspective

Related Links
LAMDA, Nanjing Universit
Understanding Time and Space

Subscribe Free To Our Daily Newsletters
Tweet

RELATED CONTENT
The following news reports may link to other Space Media Network websites.
TIME AND SPACE
Technical trials for easing cosmological tension
Berlin, Germany (SPX) Apr 22, 2024
Over the past few decades, advancements in cosmic observations and measurement tools have significantly increased our understanding of the universe. This period of discovery included notable advancements in dark matter and dark energy, framed by the principles of General Relativity. These developments seemingly indicated an uninterrupted progression in our cosmic knowledge. Yet, this progression was not without challenges. A small anomaly known as the "cosmological tension" or Hubble Tension emerg ... read more

TIME AND SPACE
Lockheed Martin hands over advanced radar system to Missile Defense Agency

Spain says will send Patriot air defence systems to Ukraine

France orders firms to prioritise anti-air missile orders

EU disappoints Ukraine by failing to agree air defence deliveries

TIME AND SPACE
UK navy downs Huthi missile targeting merchant vessel: ministry

US nudges Germany on long-range missiles for Ukraine

US secretly sent long-range ATACMS missiles to Ukraine

Toll in Russian strike on Odesa rises to five

TIME AND SPACE
Russia fires nine drones at Ukraine, damages hotel in city of Mykolaiv

Italy's navy downs drone headed for Red Sea merchant vessel: ministry

Ship attacked by missiles off Yemen coast

Septentrio enhances drone navigation with advanced GNSS module integrations

TIME AND SPACE
Enhancing connectivity and readiness at Space Systems Command

Kratos and SES showcase new virtualized SATCOM system for US Army

Troposcatter Technology by Ultra I&C enhances global defense networks

ATLAS Integrates DoD antenna into Hybrid Space Architecture

TIME AND SPACE
Denmark increases military aid to Ukraine by $633 million

20 Cambodian soldiers killed in ammunition base explosion

Biden approves $95B aid package for Ukraine, Israel, Taiwan -- and potential TikTok ban

France, Germany sign deal on 'tank of the future'

TIME AND SPACE
Swedish parliament group urges $4.9-bn hike in defence spending

French FM calls for greater cooperation on European defence

US defense chief announces $6 bn in security aid for Ukraine

Russian deputy defence minister held over bribery accusations

TIME AND SPACE
Hungary's Orban to host Chinese leader in early May

Macron ready to 'open debate' on nuclear European defence

Turkey notifies Brussels of support for Rutte's NATO chief bid

European rapid-response force could see light next year: French minister

TIME AND SPACE
Researchers unveil novel technique for creating atomically thin nanoscrolls

MIT.nano equipment to accelerate innovation in "tough tech" sectors

Subscribe Free To Our Daily Newsletters




The content herein, unless otherwise known to be public domain, are Copyright 1995-2026 - Space Media Network. All websites are published in Australia and are solely subject to Australian law and governed by Fair Use principals for news reporting and research purposes. AFP, UPI and IANS news wire stories are copyright Agence France-Presse, United Press International and Indo-Asia News Service. ESA news reports are copyright European Space Agency. All NASA sourced material is public domain. Additional copyrights may apply in whole or part to other bona fide parties. All articles labeled "by Staff Writers" include reports supplied to Space Media Network by industry news wires, PR agencies, corporate press officers and the like. Such articles are individually curated and edited by Space Media Network staff on the basis of the report's information value to our industry and professional readership. Advertising does not imply endorsement, agreement or approval of any opinions, statements or information provided by Space Media Network on any Web page published or hosted by Space Media Network. General Data Protection Regulation (GDPR) Statement Our advertisers use various cookies and the like to deliver the best ad banner available at one time. All network advertising suppliers have GDPR policies (Legitimate Interest) that conform with EU regulations for data collection. By using our websites you consent to cookie based advertising. If you do not agree with this then you must stop using the websites from May 25, 2018. Privacy Statement. Additional information can be found here at About Us.