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相关概念视频

Production Possibility Frontier (PPF)01:15

Production Possibility Frontier (PPF)

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The Production Possibility Frontier (PPF) illustrates the maximum combination of two goods or services an economy can produce given its available resources and level of technology. It serves as a visual representation of the trade-offs between different production options.
The PPF assumes that resources are fixed and fully employed and technology remains constant. Any point on the curve represents a combination of goods that fully utilizes available resources.
Points inside the curve indicate...
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The Edgeworth Box illustrates all possible ways to allocate a fixed amount of labor and capital between two firms—one producing wheat and the other producing cotton. Each point within the box represents a specific allocation of these inputs between the two firms. Among these points, the contract curve highlights all Pareto-efficient allocations, where no reallocation of labor or capital can increase one firm’s output without reducing the other’s. This condition defines Pareto efficiency,...
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Memory Development: Demonstrating How Repeated Questioning Leads to False Memories07:59

Memory Development: Demonstrating How Repeated Questioning Leads to False Memories

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Source: Laboratories of Judith Danovitch and Nicholaus Noles—University of Louisville
A person is defined as a unique individual based on the people and events they encounter in their lives. Thus, creating, storing, and recalling memories are essential elements of the human experience. However, memory, as adults experience it, takes time to develop. Although young children can learn facts and remember details of their lives from moment-to-moment and day-to-day, they do not create...
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The Five Forces Model, developed by Michael Porter, offers a systematic approach to assessing the competitive dynamics of an industry, helping organizations understand the forces that can influence their competitive position and profitability.
The Five Forces are:
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5 Forces Model - Application01:21

5 Forces Model - Application

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Analyzing each force in Porter's Five Forces model provides insights into a company's competitive strategy and its ability to navigate industry challenges and opportunities.
Here's a step-by-step guide on how to conduct a Five Forces analysis:
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5-Number Summary01:04

5-Number Summary

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In a dataset, the 5-number summary includes the minimum data value, the data value of the first quartile, the median data value or data value of the second quartile, the data value of the third quartile, and the maximum data value. These 5 data values can be visualized as a box and whisker plot.
In a box plot, the minimum and maximum data values represent the lower and upper whiskers in the graph, and the median is designated as the center of the box in the chart. The first quartile and third...
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相关实验视频

Updated: Jan 20, 2026

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在眼科中GPT-5边境模型的表现 问题答案

Fares Antaki1,2,3,4, David Mikhail5, Daniel Milad2,3,6

  • 1Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio.

Ophthalmology science
|January 19, 2026
PubMed
概括

生成式预训练型变压器-5 (GPT-5) 在眼科问题回答方面表现出高准确性,优于以前的模型. GPT-5配置为医疗AI应用提供了最佳的准确性和成本效益.

关键词:
人工智能的人工智能是人工智能.基金会模型 基金会模型在 GPT-5 中使用.大型语言模型.眼科医生 眼科 眼科

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科学领域:

  • 人工智能在医学中的应用
  • 自然语言处理自然语言处理.
  • 眼科医生 眼科 眼科

背景情况:

  • 大型语言模型 (LLM) 对复杂的医疗问题和答案有希望.
  • 优化精度和成本效益对于先进的LLM如生成预训练变压器-5 (GPT-5) 是至关重要的.
  • 之前的LLM需要对专业医疗领域进行评估.

研究的目的:

  • 评估OpenAI的GPT-5的性能和成本准确性权衡.
  • 为了比较GPT-5与前一代LLMs在眼科问题回答.
  • 建立最佳的配置,以提高医疗人工智能的准确性和成本效益.

主要方法:

  • 评估了12个GPT-5配置与o1高,o3高和GPT-4o相比.
  • 利用了来自美国眼科医生学会数据集的260个选择题.
  • 通过LLM-as-a-judge框架评估准确性,通过布拉德利-特里模型排名,并使用逻辑质量.

主要成果:

  • GPT-5-high实现了最高的精度 (0.965),显著超过了GPT-4o和其他变体.
  • 与o3-high相比,GPT-5-high在准确性和逻辑质量方面排名第一.
  • 成本准确性分析确定了GPT-5-mini-low作为一个最佳的低成本,高性能配置.

结论:

  • 使用高推理力度的GPT-5在眼科问题答案中实现了近乎完美的准确性.
  • GPT-5超越了之前推理的LLM,为医疗AI建立了新的基准.
  • 一个自动化的LLM-as-a-judge框架使医疗AI响应的可扩展评估成为可能.