Equipment Type: Signal wire and cable Industry: Communication and energy wire and cable manufacturing The equipment described in this report are primarily defined by its title since the title is generally long and includes most of the criteria used to differentiate the equipment from other similar equipment. The equipment descriptions are sourced from the U.S. Census. Additionally descriptions can be collected from the manufacturing industry descriptions that each equipment is categorized. The U.S. Census manufacturing industry descriptions for equipment are listed below

Equipment Type: Station wire and cable Industry: Communication and energy wire and cable manufacturing The equipment described in this report are primarily defined by its title since the title is generally long and includes most of the criteria used to differentiate the equipment from other similar equipment. The equipment descriptions are sourced from the U.S. Census. Additionally descriptions can be collected from the manufacturing industry descriptions that each equipment is categorized. The U.S. Census manufacturing industry descriptions for equipment are listed below

Product/Service Type: eHealth Market Industry: Computer Systems Design Services Barnes Reports' Global Manufacturing & Makets report series provide estimates of the size and characteristics of the largest equipment, materials and consumables by manufacturing industries in the largest 140 global countries. These estimates are produced by a proprietary economic model that is based on a number of sources and factors

Equipment Type: Flexible coaxial cable, armored or unarmored Industry: Communication and energy wire and cable manufacturing The equipment described in this report are primarily defined by its title since the title is generally long and includes most of the criteria used to differentiate the equipment from other similar equipment. The equipment descriptions are sourced from the U.S. Census. Additionally descriptions can be collected from the manufacturing industry descriptions that each equipment is categorized. The U.S. Census manufacturing industry descriptions for equipment are listed below

半导体: 高通、AMD 发布二季度业绩，继续看好 A 需求，持续发力 AI 业务边端侧部署 AI 有望成为发展趋势。消费电子:苹果发布第三财季业绩，大中华及新兴市场表现较优，预计下季度新机发布或将实现反弹，Vision pro 有望 24 年初交付，未来发展潜力巨大:汽车电子 :7 月淡季不淡，新能源车市场零售 64.7 万辆，同比增长 33%，多家新能源车企月度交付创新高。

近日，中国联通启动 2023 年 5G 网络设备集中采购项目，共计划采购 69 万站及相关辅材和服务等，预计采购预算为 402.39 亿元( 不含税 采购量超出市场预期。我们认为，虽然运营商 5G 相关资本开支指引将有下降，但今年 5G 基站集采数量明显超出此前市场预期，建议关注 5G 产业链相关公司。

Material Type: Other nonimpact/digital inks Industry: Printing ink manufacturing The Material described in this report are primarily defined by its title since the title is generally long and includes most of the criteria used to differentiate the Material from other similar Material. The Material descriptions are sourced from the U.S. Census. Additionally descriptions can be collected from the manufacturing industry descriptions that each Material is categorized. The U.S. Census manufacturing industry descriptions for Material are listed below

本篇是“学海拾珠”系列第一百五十二篇，作者利用美国公司定期季报和年报的文本信息，通过情绪模型、词袋模型和大型语言模型（LLM），来预测未来的公司盈余惊喜。实证结果发现，公开披露的公司文件中的积极和消极信息往往隐藏在其大量复杂的文本中，而近期的人工智能模型相比传统模型可以更好的识别信息。回到国内市场，财务报告中的文本信息尚待挖掘，可借鉴本文的研究思路寻找文本中的 alpha。