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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.

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院校教育阶段的自主学习和临床思维能力培养——《临床思维与人际沟通》慕课讲座直播


聚焦院校教育阶段医学生临床思维与人际沟通能力的培养。
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内科学临床技能培训


系统训练内科常见疾病的临床思维、检查判读、急症处理与心肺复苏等临床技能。
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免疫能否帮助我们战胜癌症?

免疫能否帮助我们战胜癌症?——免疫细胞治疗一路向我们走来中的“关关难过，关关过”
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20世纪西方音乐


基于20世纪西方音乐，什么是音乐、什么是20世纪西方音乐及什么是有效聆听为全课核心线索，引导学生发展美感能力，促进其全面聆听能力的培养。
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人工智能原理


系统介绍人工智能的核心理论与方法，涵盖智能体、搜索、推理、规划及机器学习。
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移动图形概论


移动图形概论是计算机图形学的入门课程，通过使用 PowerVR 处理器的 SDK，讲授移动设备的图形编程的基本概念，使学生可以在较短的时间内了解移动图形编程的基本流程。
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推荐系统


系统讲解协同过滤、基于内容、知识与混合推荐等算法的原理、设计实现及评测方法。
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低资源场景下的对话系统任务的模型定制


低资源场景下，CMAML通过共享、选通与私有模块为不同对话任务定制独特的生成模型。
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国际市场营销学


本课程通过生动的视频、课堂小组报告的形式，分享借鉴往届学生的案例分析等多种方式，辅之以通俗易懂的课程教材，可以使同学们快速而轻松地掌握国际市场营销学的核心知识。
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欧盟经济


此课让同学们对欧洲经济一体化的背景、实施的相关政策对欧盟及其成员国经济发展的影响有一个比较全面的了解，分析欧盟一些相关政策的成效，并在此基础上探讨其对我国的启示。
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重点传染病防治


传染病已成为危害人类生命健康的主要疾病之一，了解并掌握重点传染病防治，将有利于临床工作者提高实践能力。
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基础医学实验技术与设备应用


掌握基础医学实验室常用技术与设备的原理、操作及应用，涵盖流式细胞、显微成像和单细胞测序等前沿方法。
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细胞培养技术


系统学习贴壁细胞与原代细胞培养的实验操作，从材料准备、细胞复苏到传代、冻存、计数和组织接种。
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超声医学


系统学习超声物理基础及其在腹部、肌骨、血管、妇产和心脏等领域的临床应用。
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口腔修复学


面向口腔修复学研究生，系统深化牙体、牙列缺损与缺失修复，并追踪种植和数字化修复前沿。
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