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肝了几个月,新的端到端闭环仿真系统终于用上了。
自动驾驶之心· 2025-07-03 20:41
点击下方 卡片 ,关注" 自动驾驶之心 "公众号 戳我-> 领取 自动驾驶近15个 方向 学习 路线 随着神经场景表征的发展,之前出现了一些方法尝试用神经辐射场重建街道场景,像Block-NeRF 。但是它无法处理街道上的动态车辆,而这是自动驾驶环境仿真 中的关键要素。最近一些方法提出将动态驾驶场景表示为由前景移动汽车和静态背景组成的组合神经表示。为了处理动态移动的目标车辆,这些方法利用跟踪的 车辆姿态来建立观察空间和规范空间之间的映射,在那里他们使用 NeRF 网络来模拟汽车的几何形状和外观。虽然这些方法产生了合理的结果,但它们仍然局限 于高训练成本和低渲染速度。基于这些前述工作,浙大提出了S treet Gaussians。笔者有幸参与了公司新一代闭环仿真系统的开发,花了几个月的时间,终于把基 于Street Gaussians的算法落地。今天就分享下自己的一些看法~ 下图是在Waymo数据集上的渲染结果。street gaussians的方法在训练半小时内以 135 FPS的速度产生高质量的分辨率为1066×1600渲染视角。这两个基于NeRF的方 法存在训练和渲染成本高的问题。 以前的方法通常面临训练 ...
Certara (CERT) FY Earnings Call Presentation
2025-06-25 19:12
Certara William F. Feehery, Ph.D. Chief Executive Officer William Blair 25th Annual Growth Stock Conference Wednesday, June 4th, 2025 Disclaimer Numerical figures in the presentation have been subject to rounding adjustments. Acc ordingly , numeric al f igures shown as tota ls in various tables may not be arithmetic aggregations of the figures that precede them. Trademarks and Service Marks The Certara design logo, "Certara," and our other registered or common law trademarks, service marks or trade names ap ...
ANSS Simulation Solutions Used by Wingcopter to Boost Drone Designs
ZACKS· 2025-06-13 21:36
核心观点 - ANSYS通过先进仿真技术助力Wingcopter开发新一代垂直起降(VTOL)无人机 用于偏远地区关键物资运输和基础设施LiDAR勘测 [1] - 公司仿真工具帮助客户优化载荷配置 使无人机航程提升超10% [2][7] - 全球仿真软件市场规模预计从2023年181亿美元增至2028年335亿美元 年复合增长率13.1% [11] - 截至2025年3月31日 公司递延收入和订单总额达16.3亿美元 同比增长18.9% [11] 技术应用 - 采用Ansys多物理场仿真工具验证无人机设计 包括冗余电池系统、八电机架构和倾转旋翼技术 [5] - 通过Ansys Discovery/LS-DYNA/Fluent/medini等产品完成3D建模、起落架碰撞测试、气动分析及航空安全认证 [6] - 仿真技术可模拟强风、降雨等复杂环境 通过数据驱动闭环优化设计 [5][7] 业务进展 - 2025年Q1订阅租赁收入增长4% 维护收入增长13.9% 服务收入增长22.5%(恒定汇率) [11] - 2025年4月扩大与台积电合作 推出AI辅助射频设计迁移流程 加速3D-IC芯片优化 [12] - Turbotech项目成功演示全球首台氢燃料涡轮螺旋桨发动机 [9] 行业地位 - 高端设计仿真软件市场领导者 产品组合覆盖多领域 客户包括主流制造企业 [10] - 虚拟原型技术帮助客户显著降低物理原型开发成本 [10] - 与硬件供应商、专业应用开发商及PLM供应商建立生态合作 [12] 财务表现 - 过去一年股价上涨6.3% 低于计算机软件行业13.3%的涨幅 [13] - 当前Zacks评级为"持有"(Rank 3) [13]
Turbotech, Ansys Collaboration Advances Hydrogen-Fueled Light Aviation
Prnewswire· 2025-06-10 21:00
氢燃料涡轮发动机技术突破 - Turbotech成为首家成功从低温氢燃料罐运行可扩展涡轮螺旋桨发动机的公司[1] - 公司利用Ansys仿真技术开发出首款适用于小型客机、垂直起降飞行器和无人机的氢燃料涡轮发动机[2] - 通过与BeautHyFuel项目合作,公司首次成功演示氢燃料涡轮螺旋桨发动机[2] 技术研发创新 - 采用仿真主导的产品开发方法,快速筛选出两种最佳喷嘴设计,降低原型测试成本和时间[4] - Ansys Fluent软件提供火焰形状和温度的高精度预测,30小时氢燃烧测试后喷嘴结构完整性保持99%以上[4] - 通过Ansys Startup Program开发新型再生涡轮,建立数字线程实现氢燃料改装[5] 行业应用与优势 - 氢燃料推进系统实现零碳排放,适用于轻型航空市场[8] - 仿真技术使涡轮改装时间缩短50%以上,避免传统燃烧建模所需的大型计算集群[4][6] - 技术整合覆盖从组件到系统的全流程,节省30%以上的开发时间和成本[8] 合作与市场推广 - BeautHyFuel项目获得法国民航局支持,合作伙伴包括Safran、Air Liquide等航空巨头[6] - Ansys提供全程技术支持,助力公司突破复杂多物理场仿真难题[7] - 技术成果将在巴黎航展Ansys展台(Chalet 214)和4号馆展示[7] 公司技术定位 - Ansys仿真软件50年来持续推动行业创新,覆盖可持续交通、半导体等多个领域[9] - 数字工程技术帮助客户缩短设计周期,实现"首次即成功"的产品开发[7][8]
Amgen's Strategic Path - Navigating Patent Expiries With Promising New Therapies
Seeking Alpha· 2025-06-06 14:31
With a background as an RN and an MBA, Stephen analyzes healthcare and tech stocks by combining clinical insight with rigorous valuation methods. He specializes in scenario-based DCF modeling, sensitivity analysis, and Monte Carlo simulations to uncover asymmetric risk-reward. His focus is on translating complex science and market dynamics into actionable investment theses. His influences include Superforecasting and Fooled by Randomness.Stay up to date with Stephen's latest thoughts and investment insights ...
Certara (CERT) FY Conference Transcript
2025-06-05 02:40
Certara (CERT) FY Conference June 04, 2025 01:40 PM ET Speaker0 Presentation. My name is Max Machenik, the research analyst here at William Blair who covers Stratara. We're pleased to be joined this afternoon by CEO William Feary. Before we get into the presentation, I wanna mention two things, or I need to mention two things. First, the breakout session will be held in Ginnie B on the Second Floor immediately following this presentation. And second, I am required to inform you that for a complete list of r ...
Sanofi: Finding Value In The Wake Of Itepekimab's Disappointment
Seeking Alpha· 2025-05-31 21:15
With a background as an RN and an MBA, Stephen analyzes healthcare and tech stocks by combining clinical insight with rigorous valuation methods. He specializes in scenario-based DCF modeling, sensitivity analysis, and Monte Carlo simulations to uncover asymmetric risk-reward. His focus is on translating complex science and market dynamics into actionable investment theses. His influences include Superforecasting and Fooled by Randomness.Stay up to date with Stephen's latest thoughts and investment insights ...
MannKind: Why I'm Still Bullish Despite Tyvaso DPI Competition
Seeking Alpha· 2025-05-27 12:02
分析师背景 - 分析师Stephen拥有注册护士和MBA背景 结合临床洞察力与严谨的估值方法分析医疗保健和科技股 [1] - 擅长基于情景的DCF建模 敏感性分析和蒙特卡洛模拟 以发现不对称的风险回报机会 [1] - 专注于将复杂的科学和市场动态转化为可操作的投资论点 [1] 分析方法 - 采用概率性分析方法 而非绝对确定性预测 反映作者个人观点 [3] - 分析基于作者独立研究 不代表任何机构立场 [4] 内容性质 - 文章旨在提供信息内容 不作为详尽分析或个性化投资建议 [3] - 不包含具体的买卖持有等投资推荐 [3] - 读者需自行验证信息并独立研究 [3]
GCL Announces ‘JDM: Japanese Drift Master’ Worldwide Launch
Globenewswire· 2025-05-21 21:36
SINGAPORE, May 21, 2025 (GLOBE NEWSWIRE) -- GCL Global Holdings Ltd. (NASDAQ: GCL) (“GCL” or the “Company”), a leading provider of games and entertainment, today announced the highly anticipated launch of “JDM: Japanese Drift Master” that is regionally published and distributed in Asia by GCL’s game publishing subsidiary 4Divinity. After several years in active development by Polish development studio and publisher Gaming Factory, “JDM: Japanese Drift Master,” is now available on Steam, GOG, and Epic Game ...
SLP Advances Predictive Toxicology With DILIsym 11: Shares to Benefit?
ZACKS· 2025-05-19 21:30
Simulations Plus, Inc. (SLP) bolstered its flagship quantitative systems toxicology (QST) platform with the launch of DILIsym 11. This new release advances drug-induced liver injury (DILI) prediction, with cutting-edge features like pediatric representation and an enhanced T-cell model, solidifying Simulations Plus’s commitment to improving drug safety and patient outcomes.DILIsym 11 introduces several powerful enhancements to extend its predictive reach and improve simulation accuracy. The enhanced version ...