资料显示，上海风语筑文化科技股份有限公司位于上海市静安区江场三路191号，成立日期2003年8月12 日，上市日期2017年10月20日，公司主营业务涉及数字文化展示体验系统的策划、设计、实施和维护服 务。主营业务收入构成为：文化及品牌数字化体验空间63.41%，城市数字化体验空间32.61%，数字化 产品及服务3.98%。 风语筑所属申万行业为：传媒-数字媒体-其他数字媒体。所属概念板块包括：网红经济、在线旅游、字 节跳动概念、3D建模、虚拟数字人等。 风语筑今年以来股价涨11.62%，近5个交易日涨2.72%，近20日涨6.04%，近60日跌9.27%。 今年以来风语筑已经1次登上龙虎榜，最近一次登上龙虎榜为3月20日，当日龙虎榜净买入-8520.46万 元；买入总计6449.54万元 ，占总成交额比6.19%；卖出总计1.50亿元 ，占总成交额比14.36%。 11月26日，风语筑盘中下跌2.02%，截至10:18，报10.18元/股，成交1.25亿元，换手率2.04%，总市值 60.55亿元。 资金流向方面，主力资金净流出1450.90万元，特大单买入103.30万元，占比0.83%，卖出1152.5 ...

11月21日，会畅通讯盘中上涨2.03%，截至13:14，报19.06元/股，成交1.70亿元，换手率4.56%，总市值 37.79亿元。 资料显示，上海会畅通讯股份有限公司位于上海市长宁区红宝石路500号东银中心A栋11楼，成立日期 2006年2月8日，上市日期2017年1月25日，公司主营业务涉及国内多方通信服务业务,视频数据应用处理 业务,及信息通信类摄像机、视频会议一体化终端的研究、开发、生产及销售业务。主营业务收入构成 为：云视频业务99.37%，其他(补充)0.63%。 会畅通讯所属申万行业为：通信-通信服务-通信应用增值服务。所属概念板块包括：SAAS、AIGC概 念、3D建模、Web3概念、元宇宙概念等。 会畅通讯今年以来股价跌0.99%，近5个交易日涨6.24%，近20日涨3.31%，近60日跌9.41%。 今年以来会畅通讯已经1次登上龙虎榜，最近一次登上龙虎榜为5月26日，当日龙虎榜净买入5311.24万 元；买入总计1.21亿元 ，占总成交额比23.96%；卖出总计6834.75万元 ，占总成交额比13.48%。 截至11月10日，会畅通讯股东户数2.50万，较上期减少3.85%；人均流 ...

Core Viewpoint - Meta's new 3D modeling paradigm allows for direct conversion of image segmentation results into 3D models, enhancing the capabilities of 3D reconstruction from 2D images [1][4][8]. Summary by Sections 3D Reconstruction Models - Meta's MSL lab has released SAM 3D, which includes two models: SAM 3D Objects for object and scene reconstruction, and SAM 3D Body focused on human modeling [4][8]. - SAM 3D Objects can reconstruct 3D models and estimate object poses from a single natural image, overcoming challenges like occlusion and small objects [10][11]. - SAM 3D Objects outperforms existing methods, achieving a win rate at least five times higher than leading models in direct user comparisons [13][14]. Performance Metrics - SAM 3D Objects shows significant performance improvements in 3D shape and scene reconstruction, with metrics such as F1 score of 0.2339 and 3D IoU of 0.4254 [15]. - SAM 3D Body also achieves state-of-the-art (SOTA) results in human modeling, with MPJPE of 61.7 and PCK of 75.4 across various datasets [18]. Semantic Understanding - SAM 3 introduces a concept segmentation feature that allows for flexible object segmentation based on user-defined prompts, overcoming limitations of fixed label sets [21][23]. - The model can identify and segment objects based on textual descriptions or selected examples, significantly enhancing its usability [26][31]. Benchmarking and Results - SAM 3 has set new SOTA in promptable segmentation tasks, achieving an accuracy of 47.0% in zero-shot segmentation on the LVIS dataset, surpassing the previous SOTA of 38.5% [37]. - In the new SA-Co benchmark, SAM 3's performance is at least twice as strong as baseline methods [38]. Technical Architecture - SAM 3's architecture is built on a shared Perception Encoder, which improves consistency and efficiency in feature extraction for both detection and tracking tasks [41][43]. - The model employs a two-stage generative approach for SAM 3D Objects, utilizing a 1.2 billion parameter flow-matching transformer for geometric predictions [49][50]. - SAM 3D Body utilizes a unique Momentum Human Rig representation to decouple skeletal pose from body shape, enhancing detail in human modeling [55][60].

Core Insights - 3D Gaussian Splatting (3DGS) is an emerging method for novel view synthesis that utilizes a set of images with poses to iteratively train a scene representation composed of numerous anisotropic 3D Gaussian bodies, capturing the appearance and geometry of the scene [2][4] - The CLM system proposed by the team allows 3DGS to render large scenes using a single consumer-grade GPU, such as the RTX 4090, by addressing GPU memory limitations [6][8] Group 1: 3DGS Overview - 3DGS has shown revolutionary application potential in fields such as 3D modeling, digital twins, visual effects (VFX), VR/AR, and robot vision reconstruction (SLAM) [5] - The quality of images rendered using 3DGS depends on the fidelity of the trained scene representation, with larger and more complex scenes requiring more Gaussian bodies, leading to increased memory usage [5] Group 2: CLM System Design - CLM is designed based on the insight that the computation of 3DGS is inherently sparse, allowing only a small subset of Gaussian bodies to be accessed during each training iteration [8][20] - The system employs a novel unloading strategy that minimizes performance overhead and scales to large scenes by dynamically loading only the necessary Gaussian bodies into GPU memory while offloading the rest to CPU memory [8][11] Group 3: Performance and Efficiency - The implementation of CLM can render a large scene requiring 102 million Gaussian bodies on a single RTX 4090 while achieving top-tier reconstruction quality [8] - Each view typically accesses only 0.39% of the Gaussian points, with a maximum of 1.06% for any single view, highlighting the sparse nature of the data [23] Group 4: Optimization Techniques - The team utilized several unique characteristics of 3DGS to significantly reduce communication overhead associated with unloading, including pre-computing the accessed Gaussian sets for each view and leveraging spatial locality to optimize data transfer between CPU and GPU [12][17] - The microbatch scheduling optimization allows for overlapping access patterns between consecutive batches, enhancing cache hit rates and reducing redundant data transfers [24][25] Group 5: Results and Impact - CLM enhances the training capacity of 3DGS models by up to 6.1 times compared to pure GPU training baselines, enabling the training of larger models that improve scene reconstruction accuracy while lowering communication and unloading overhead [27]

Group 1 - The core viewpoint of the news is that Jiadu Technology has received feedback from the China Securities Regulatory Commission regarding its overseas listing, which includes several inquiries about the company's control, operations, and compliance with regulations [1] - Jiadu Technology needs to clarify the specific situation regarding the pledging of shares held by its actual controller and shareholders, and how this affects the company's control and normal business operations [1] - The company is required to provide details on its overseas operations and whether the funds raised will be used to establish a localized customer operation center abroad, including any necessary approvals or filings [1] Group 2 - As of September 30, Jiadu Technology had 163,000 shareholders, an increase of 58.23% compared to the previous period, while the average circulating shares per person decreased by 36.80% [2] - For the period from January to September 2025, Jiadu Technology achieved operating revenue of 7.096 billion yuan, representing a year-on-year growth of 46.90% [2] - The company has distributed a total of 501 million yuan in dividends since its A-share listing, with cumulative distributions over the past three years amounting to 39.4846 million yuan [2]

Group 1 - The core point of the news is that Jiadu Technology's stock has experienced fluctuations, with a year-to-date increase of 42.09% but a recent decline in the last 5 and 20 trading days [1] - As of November 5, Jiadu Technology's stock price was 6.65 CNY per share, with a total market capitalization of 14.182 billion CNY [1] - The company has seen a net outflow of main funds amounting to 10.384 million CNY, with significant selling pressure observed [1] Group 2 - Jiadu Technology, established on September 30, 2001, is based in Guangzhou, China, and was listed on July 16, 1996 [2] - The company's main business includes intelligent security, intelligent transportation, value-added communication, and IT comprehensive services, with revenue composition being 72.51% from ICT products and services [2] - For the period from January to September 2025, Jiadu Technology achieved operating revenue of 7.096 billion CNY, representing a year-on-year growth of 46.90%, and a net profit attributable to shareholders of 189 million CNY, up 197.85% year-on-year [2] Group 3 - Jiadu Technology has distributed a total of 501 million CNY in dividends since its A-share listing, with 39.4846 million CNY distributed in the last three years [3] - As of September 30, 2025, the number of shareholders increased to 163,000, while the average circulating shares per person decreased by 36.80% [2][3] - Among the top ten circulating shareholders, the Southern CSI 1000 ETF holds 19.5039 million shares, a decrease of 297,900 shares compared to the previous period [3]

Core Viewpoint - The stock price of Fengyuzhu has shown fluctuations, with a year-to-date increase of 4.28% and a recent decline in the last 60 days by 12.11% [2] Group 1: Stock Performance - As of October 29, Fengyuzhu's stock price decreased by 2.06%, trading at 9.51 CNY per share with a total market capitalization of 5.656 billion CNY [1] - The stock has experienced a net outflow of 2.7153 million CNY from main funds, with significant selling pressure observed [1] - Year-to-date, the stock has appeared on the "Dragon and Tiger List" once, with a net buy of -85.2046 million CNY on March 20 [2] Group 2: Financial Performance - For the period from January to September 2025, Fengyuzhu reported a revenue of 1.331 billion CNY, reflecting a year-on-year growth of 38.88%, and a net profit attributable to shareholders of 52.7006 million CNY, up 145.00% [2] - The company's main business revenue composition includes 63.41% from cultural and brand digital experience spaces, 32.61% from urban digital experience spaces, and 3.98% from digital products and services [2] Group 3: Shareholder Information - As of September 30, 2025, the number of shareholders increased by 9.18% to 45,000, with an average of 13,223 circulating shares per person, down 8.41% [2] - The total cash dividends distributed by Fengyuzhu since its A-share listing amount to 744 million CNY, with 259 million CNY distributed in the last three years [3] - Among the top ten circulating shareholders, Hong Kong Central Clearing Limited holds 5.136 million shares, a decrease of 587,200 shares from the previous period [3]

Core Viewpoint - Company is a leading player in the digital creative industry in China, providing integrated digital creative products and solutions, with a differentiated advantage in full industry chain services [1] Group 1: Business Performance - For Q3 2025, company reported revenue of 420 million yuan, ranking 3rd in the industry, with the top competitor generating 1.331 billion yuan and the second 1.293 billion yuan [2] - The main business composition includes integrated digital services at 238 million yuan (74.33%), digital twin and information software at 45.79 million yuan (14.33%), and 3D visualization products and services at 36.04 million yuan (11.28%) [2] - The net profit for the same period was -97.79 million yuan, also ranking 3rd in the industry, with the top competitor achieving a net profit of 52.70 million yuan [2] Group 2: Financial Ratios - As of Q3 2025, the company's debt-to-asset ratio was 46.52%, higher than the previous year's 37.27% and above the industry average of 39.13%, indicating increased debt pressure [3] - The gross profit margin for Q3 2025 was 24.03%, down from 29.85% year-on-year but still above the industry average of 22.36%, suggesting a competitive edge in profitability [3] Group 3: Executive Compensation - The chairman, Wu Suiying, received a salary of 604,900 yuan in 2024, a decrease of 80,100 yuan from 2023 [4] Group 4: Shareholder Information - As of September 30, 2025, the number of A-share shareholders decreased by 31.51% to 10,300, while the average number of shares held per shareholder increased by 71.41% to 7,564.4 [5]

Core Viewpoint - Fengyuzhu is a leading company in the digital cultural display experience industry, with a comprehensive service offering that includes planning, design, implementation, and maintenance of digital cultural display systems [1] Group 1: Business Performance - In Q3 2025, Fengyuzhu achieved a revenue of 1.331 billion yuan, ranking first in the industry, surpassing the industry average of 1.014 billion yuan and the median of 1.293 billion yuan [2] - The main business revenue composition includes 873 million yuan from cultural and brand digital experience spaces (63.41%), 449 million yuan from urban digital experience spaces (32.61%), and 54.786 million yuan from digital products and services (3.98%) [2] - The net profit for the same period was 52.706 million yuan, also leading the industry, compared to the industry average of -7.9483 million yuan and the median of 21.2443 million yuan [2] Group 2: Financial Ratios - As of Q3 2025, Fengyuzhu's debt-to-asset ratio was 53.56%, higher than the previous year's 51.70% and the industry average of 39.13% [3] - The gross profit margin for Q3 2025 was 25.69%, an increase from 21.93% in the previous year and above the industry average of 22.36% [3] Group 3: Shareholder Information - As of September 30, 2025, the number of A-share shareholders increased by 9.18% to 45,000, while the average number of circulating A-shares held per household decreased by 8.41% to 13,200 [5] - Hong Kong Central Clearing Limited is the fourth-largest circulating shareholder, holding 5.136 million shares, a decrease of 587,200 shares from the previous period [5] Group 4: Management Compensation - The chairman, Li Hui, received a salary of 1.6747 million yuan in 2024, a decrease of 368,200 yuan from 2023 [4] - The general manager, Chen Liwen, received a salary of 1.4239 million yuan in 2024, down 159,000 yuan from 2023 [4] Group 5: Future Outlook - Analysts predict Fengyuzhu's revenue for 2025-2027 to be 1.646 billion, 1.884 billion, and 2.056 billion yuan, with net profit forecasts of 119 million, 160 million, and 202 million yuan respectively [5][6] - The company is focusing on enhancing its "AI + cultural tourism" strategy and building a composite scene ecosystem [6]

Core Viewpoint - Dbim Holdings, a Hong Kong-based provider of metaverse market services focused on virtual goods trading, announced its IPO terms aiming to raise $9 million by issuing 2 million shares priced between $4 and $5 each, resulting in a market valuation of approximately $122 million at the midpoint of the price range [1] Company Overview - Dbim Holdings operates in two main segments: a virtual goods trading platform and metaverse scene construction services, utilizing technologies such as virtual reality (VR), augmented reality (AR), 3D modeling, and artificial intelligence (AI) [1] - The company was established in 2017 and reported revenue of $10 million for the 12 months ending March 31, 2025 [1] IPO Details - The company plans to list on the NASDAQ under the ticker symbol "DBIM" [1] - American Trust Investment Services is the exclusive bookrunner for this IPO [1]