结构化病理学基础模型与领域知识的基础模型.
Joren Brunekreef1, Jonas Teuwen2
1Netherlands Cancer Institute, Department of Radiation Oncology, Amsterdam, the Netherlands.
Cancer cell
|February 27, 2026
概括
研究人员开发了KEEP,一种新的视觉语言模型. 它使用疾病知识图来显著改善罕见癌症分类和病理学分析.
科学领域:
- 人工智能的人工智能是人工智能.
- 计算病理学计算病理学
- 医疗信息学医学信息学
背景情况:
- 基础模型在医学研究中越来越多地使用.
- 将结构化知识集成到AI模型中可以提高性能.
- 病理学基准经常面临罕见疾病分类的挑战.
研究的目的:
- 推出KEEP,一个以知识为导向的视觉语言基础模型.
- 为了提高AI在病理学中的表现,利用等级性疾病知识.
- 增强癌症分类的零射击和少数射击学习能力.
主要方法:
- 开发了KEEP,一种视觉语言基础模型.
- 在预培训期间,使用结构化疾病图表将层次性的疾病知识纳入.
- 在多种病理基准上评估模型性能.
主要成果:
- 知识引导式学习改善了语义表示.
- 在病理基准上实现了增强的零射击和少数射击性能.
- 在罕见癌症分类方面表现出显著的改善.
结论:
- KEEP有效地将层次疾病知识集成到基础模型中.
- 该模型显示了推进计算病理学和罕见癌症诊断的巨大潜力.
- 知识引导式学习是改善AI在医疗应用中的有希望的方法.
更多相关视频
07:35A Knowledge Graph Approach to Elucidate the Role of Organellar Pathways in Disease via Biomedical Reports
Published on: October 13, 2023
2.2K
08:59Morphology-Based Distinction Between Healthy and Pathological Cells Utilizing Fourier Transforms and Self-Organizing Maps
Published on: October 28, 2018
7.6K
相关概念视频
Mechanistic Models: Overview of Compartment Models
441
Mechanistic models, a category encompassing both physiological and compartmental modeling, differ from empirical models' approaches to incorporating known factors about the systems being modeled. Empirical models describe data with minimal assumptions, while mechanistic models aim to provide a robust description of available data by specifying assumptions and integrating known factors about the system. Compartmental analysis is a key example of a mechanistic model in pharmacokinetics and...
441
Multicompartment Models: Overview
663
Multicompartment models are mathematical constructs that depict how drugs are distributed and eliminated within the body. They segment the body into several compartments, symbolizing various physiological or anatomical areas connected through drug transfer processes such as absorption, metabolism, distribution, and elimination.
These models offer a more comprehensive representation of drug behavior in the body than one-compartment models. They accommodate the complexity of drug distribution,...
These models offer a more comprehensive representation of drug behavior in the body than one-compartment models. They accommodate the complexity of drug distribution,...
663
Schemata
427
A schema is a mental construct that organizes related concepts, allowing the brain to process information efficiently. Upon activation, schemata facilitate assumptions about people or objects.
Two types of schemata are:
Two types of schemata are:
427
Impact of Schemas
237
Schemas are cognitive structures that provide a framework for interpreting and organizing social information. They help individuals navigate complex environments by offering expectations about people, events, and behaviors. Schemas influence attention, encoding, and retrieval processes, thereby shaping the entire trajectory of information processing in social contexts.Attention and Cognitive LoadDuring initial attention, schemas function as filters that prioritize schema-consistent information,...
237
Clearance Models: Compartment Models
1.2K
Clearance measures drug elimination from the central compartment, including plasma and highly perfused organs like kidneys and liver. Its calculation varies depending on pharmacokinetic models and administration routes. The one-compartment model, for instance, portrays the pharmacokinetics of polar drugs such as aminoglycoside antibiotics administered intravenously and readily excreted in urine. In this case, clearance is influenced by the terminal rate constant (λz) and the total volume...
1.2K
Models, Theories, and Laws
9.4K
Scientists frequently use models to help them comprehend a specific collection of phenomena. In physics, a model is a condensed version of a physical system that is too complex to study thoroughly. One such example is the light wave model; unlike water waves, light waves are typically invisible to us. Nonetheless, it is helpful to think of light as being composed of waves, since investigations show that light behaves like water waves. Since it is impossible to visually see what is genuinely...
9.4K
