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秋招面经!大疆卓驭感知算法工程师面试~
自动驾驶之心· 2025-08-03 23:32
作者 | Neob0dy 来源 | https://zhuanlan.zhihu.com/p/19295746738 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30个 方向 学习 路线 自动驾驶感知算法工程师-动态目标感知预测方向 JD - 感知算法工程师 动态目标感知 我们是卓驭算法团队,在这里,你将会处理海量的自动驾驶数据,搭建自动化的真值标注系统,设计并落地最前 沿的AI和视觉技术。你的算法和代码将部署在百万台量产车上运行。你将参与到以下工作中: JD写得很模糊,面试之后才知道是做障碍物和语义目标识别追踪(运动状态估计)、意图预测的。目前和DJI藕 断丝连,面试前要做一模一样的性格测评还有找规律题目。一开始投的是SLAM,面试官说看到有深度学习的经 验,被转到这个岗。 一面 自我介绍,讲项目。面试官应该不是做slam是做BEV的,所以听我一席话如听一席话,转而问参加机器人比赛的 时候设计的目标检测网络和关键点检测相关的内容,问是否了解现在自动驾驶用的视觉模型,occupancy network,讲讲大概的原理。能不能说下transformer为什么有效,多头自注意力模型 ...
新机“自带风扇”,OPPO押注AI和中低端的这个法宝灵不灵?
3 6 Ke· 2025-08-03 23:29
AI时代的手机,都需要加装风扇了? 最近OPPO K13 Turbo系列"自带风扇"的主动散热系统,格外显眼。据OPPO官方数据显示,OPPO K13 Turbo系列首销单日激活量较上代提升380%。 在天气愈加炎热和手机性能需求不断飙升的情况下,OPPO K13 Turbo系列选择将"自带风扇"应用于中低端市场,或许只是OPPO的一次试水。但单日激活 量较上代的巨大提升,一定程度也在印证了主动散热风扇方案的市场可行性。 而于OPPO而言,在宣告放弃自研芯片以及自身在国内手机市场份额不断下降的背景之下,不断加码押注AI以及血战中低端市场,能否重新拉回来流失的 手机用户们? AI手机,都需要主动散热了? 早在2019年,努比亚红魔3首创手机内置风扇,实现了主动散热,作为当时一款定位游戏机的手机,红魔3当时足够亮眼。 但此后,内置风扇主动散热,多年来都被各大手机厂商看不上或者"雪藏"。 主要原因在于,首先要在手机"挖"出大块空间,这对"寸土寸金"的手机内部设计着实不易。其次,防尘防水认证难通过,因为内置风扇主动散热必须要预 留进风口和出风口;再就是,风扇的加入或将会让手机变厚,维修本身也是个问题。 从目前的一些测 ...
增程车再添新玩家,智己发布超级增程技术
3 6 Ke· 2025-08-03 23:23
Core Insights - Zhiji Automobile officially announced its entry into the range-extended vehicle market with the launch of its "Star" super range extension technology, featuring over 450 km of pure electric range and a low fuel consumption of 5.32L per 100 km [1][2] - The first range-extended model, the new generation Zhiji LS6, will begin pre-sales on August 15, while the flagship SUV Zhiji LS9 is set to debut in the fourth quarter [1][4] - The company aims to address consumer concerns about range anxiety by promoting its vehicles as a new category of electric cars equipped with supercharging capabilities [1][2] Product Features - The "Star" super range extension technology includes a 66 kWh battery developed in collaboration with CATL, providing a range equivalent to three Tesla Model Ys [2] - The vehicle's fuel consumption is reported at 5.32L per 100 km when the battery is depleted, and 2.07L per 100 km for combined fuel consumption [2] - The AI energy management system allows for intelligent switching between electric and fuel modes, enhancing the user experience [2] Market Context - Zhiji Automobile faces challenges as it enters a competitive market, with a reported sales decline of 14.67% year-on-year, totaling 19,158 units in the first half of the year [6] - The company has set a sales target of 65,503 units for 2024, aiming for a 50% increase in 2025, which would require significant growth from current performance [6] - The range-extended vehicle market is becoming increasingly crowded, with competitors like Huawei's "Shangjie" brand also launching similar models [6][9] Competitive Landscape - The range-extended vehicle segment is projected to see a 78.7% year-on-year increase in sales, with a total of 1.167 million units expected in 2024 [9] - The market share for range-extended vehicles has shown signs of decline, with a 9.8% share in the first half of the year [9] - Major players, including Xiaomi and XPeng, are also planning to introduce range-extended models, intensifying competition in the market [9]
七月流火上的中国汽车惊人之语
汽车商业评论· 2025-08-03 23:07
Core Viewpoint - The article discusses the intense competition and challenges within the Chinese automotive industry in July 2025, highlighting various industry leaders' statements and actions that reflect the sector's collective anxiety regarding transformation and market dynamics [5]. Group 1: NIO's Financial Transparency and Strategy - NIO's CEO Li Bin addressed the company's cumulative losses exceeding 100 billion RMB, emphasizing that the financial reports are transparent and clean, with losses primarily attributed to R&D and charging infrastructure investments [8][9]. - Li Bin compared NIO's financial approach to household renovations, stating that the company fully expenses R&D costs rather than amortizing them over time, which contributes to the perception of high losses [9][12]. - He criticized the industry's trend of increasing vehicle weight due to larger batteries, arguing that heavier vehicles cause more damage to roads and pose safety challenges [12][13]. Group 2: Huawei's Marketing Reflection - Huawei's executive Yu Chengdong clarified a misunderstanding regarding a "driving while sleeping" incident, using the opportunity to reflect on the company's marketing shortcomings and the need for better communication of product features [15][16]. Group 3: Great Wall's Recruitment Initiative - Great Wall's Chairman Wei Jianjun launched a "35+ recruitment campaign," promoting the idea that being over 35 is not a career dead-end but a new beginning, aiming to combat age-related anxiety in the workforce [19][20]. - This initiative reflects a broader recognition of the value of experienced employees in the automotive industry's transformation [19]. Group 4: Industry Warnings and Concerns - Bosch's executive Wu Yongqiao warned that offering high-level intelligent driving features for free could lead to a disaster for the industry, as it undermines the financial viability of R&D investments [36][37]. - He highlighted the contradiction of declining profits amidst rising revenues, urging the industry to adopt sustainable business models that allow for the recovery of R&D costs [37][38]. Group 5: Chery's Candidness on Industry Practices - Chery's Chairman Yin Tongyue openly discussed the company's cautious approach to technology and market competition, criticizing the industry's price wars and advocating for a more dignified international presence [25][26]. - He emphasized the importance of maintaining a positive image for Chinese automotive brands abroad and avoiding destructive competition [26][27]. Group 6: New Developments in the Automotive Sector - The establishment of the new China Chang'an Automobile Group marks a significant development in the industry, with ambitions to achieve a production and sales scale of 5 million vehicles by 2030, focusing on electric vehicles [40][41]. - The new entity aims to leverage its substantial resources and capabilities to become a top global automotive brand [41].
城市之变 中国之进(人民观点)
Ren Min Ri Bao· 2025-08-03 22:04
2015年举行的中央城市工作会议,明确"一个尊重、五个统筹",指引新时代城市发展取得历史性成就。 2025年再次举行的中央城市工作会议,首次提出建设现代化人民城市目标,并明确创新、宜居、美丽、 韧性、文明、智慧的定位。 今天,我国城市处在"两个转向"的历史新方位:"我国城镇化正从快速增长期转向稳定发展期,城市发 展正从大规模增量扩张阶段转向存量提质增效为主的阶段。" 明确推动城市高质量发展这个主题、坚持城市内涵式发展这条主线,提出"五个转变",部署"一个优 化、六个建设"的重点任务……体现了我们党对城市发展的规律性认识的进一步深化。 (一) 城市,现代化的重要载体,折射大国之进,彰显治国之智。 "走出一条中国特色城市现代化新路子。"习近平总书记关于城市工作的重要论述,科学回答了许多重大 理论和实践问题,为做好新时代新征程城市工作提供了认识论和方法论,蕴含着百年变局之下中国号巨 轮稳健前行的发展之道。 (二) 摸清发展规律、把握战略趋势、作出科学决策,历史思维是重要基石。 "没有一种历史的纵深感来把握现在做的事情和制定我们的目标,就做不好今天的工作。"习近平总书记 的重要论述,彰显了坚持历史思维的思想方法、领导 ...
网友曝买华为鸿蒙手机需先签缺陷告知书
Xin Lang Cai Jing· 2025-08-03 15:36
告知软件或有缺陷,网友曝买华为原生鸿蒙手机要先签字。[吃瓜] | 应用 | 球频道APP使用 | 常见APP当前状态 (3月29日) | | | --- | --- | --- | --- | | | 1013/05/21 400 11/10 2019. POUR DELLE THE THE STORE BLOCKERS | 影神透代 政府国际城外进出处理人数字。 | 委化方程 IM: Manages Dir. Com | | | CONTROLLERS COMMENT PROPERTY. BUTING | 麻足无法四位的路线。 相处相关注明志的东莞。 | CAS LEGENCENTRAL (14) 140 | | | 第三章 第21-1100-1700 1120 | 3.4 分类 FRENDERSER. | THE CONSULTIVE CT NOT | | বিতঃ 1.000 10 | | 起上直播的品牌时间 | FOR FARRING FOR THE OWNER OF CONSULTION OF CONSULTS | | | | | LACKLAND FIRST STORES ... PART LOS ...
美债快扛不住了?15万亿海外资金或将杀回中国,人民币要起飞?
Sou Hu Cai Jing· 2025-08-03 15:18
Group 1 - The U.S. Treasury is facing a significant debt crisis, planning to borrow over $1 trillion in the next three months, which is more than double the amount borrowed in April [1][3] - The market's confidence in U.S. debt is wavering, as evidenced by the spike in 10-year Treasury yields to 4.5% and 30-year yields surpassing 5%, indicating investor skepticism [3] - The offshore RMB has appreciated by 3.5% from 7.4 to 7.1 against the dollar, reflecting a shift in currency dynamics amid U.S. debt issuance [5] Group 2 - China has reduced its holdings of U.S. Treasury bonds to $756.3 billion, the lowest since 2009, while simultaneously issuing its own dollar-denominated bonds [5] - The global share of the dollar in foreign exchange reserves has dropped from 72% to 58%, while the use of RMB for settlements in ASEAN countries has surged to 38% [8] - Chinese enterprises hold approximately 15 trillion RMB in overseas funds, with predictions that a stronger offshore RMB could trigger significant capital repatriation [8][10] Group 3 - The U.S. fiscal deficit is widening, raising concerns about the sustainability of its debt strategy, especially as the Federal Reserve maintains high interest rates [10][12] - China's fiscal strategy focuses on infrastructure and high-tech investments, with a fiscal deficit rate increase from 3% to 4%, leading to notable domestic market growth [12] - The ongoing capital movement and the potential for RMB appreciation could positively impact domestic stock and real estate markets [12][14] Group 4 - The global financial landscape is undergoing profound changes, with the dollar's dominance being challenged and the internationalization of the RMB accelerating [15]
持续推荐国产算力及AI+应用
HUAXI Securities· 2025-08-03 14:38
Investment Rating - Industry rating: Recommended [4] Core Insights - The integration of "Artificial Intelligence+" is deepening, with AI maintaining high performance in overseas computing power chains, despite short-term volatility pressures. Recommended companies include Unisplendour, ZTE, StarNet, Guanghui New Network, Aofei Data, Data Port, Invec, New Ray Energy, and Wangsu Technology, with related beneficiaries such as Runze Technology and Baoxin Software [1][6][11] - In the long term, the computing power industry chain is still in its early growth stage, driven by reasoning power and model iteration upgrades. Beneficiaries include NewEase, Zhongji Xuchuang, and Tianfu Communication, with CPO-related beneficiaries like Taicheng Light and Yuanjie Technology, and PCB-related beneficiaries such as Shenghong Technology and Hude Electronics [1][7] - The demand for domestic computing power, private cloud, and integrated government and enterprise cloud deployment is expected to accelerate, with beneficiaries including Cambricon, Guangxun Technology, Huagong Technology, Tuwei Information, and Weishi Jiajie [1][7][11] Summary by Sections Section 1: AI and Computing Power - AI is becoming a new engine for economic growth, with significant integration into various industries. The government is promoting the commercialization of AI applications [6] - The recent discussions around the H20 computing chip vulnerabilities are expected to accelerate the domestic production chain, with beneficiaries including SMIC, Cambricon, StarNet, and others [2][10] Section 2: Recommendations in the Communication Sector - Recommended companies in the computing and communication infrastructure include China Mobile, China Telecom, and China Unicom, along with equipment manufacturers like ZTE and Unisplendour [11][13] - The report emphasizes the importance of third-party computing power leasing companies such as Guanghui New Network and Aofei Data, with additional beneficiaries like Runze Technology and Baoxin Software [11][13] Section 3: Optical Network and Edge Computing - Beneficiaries in the optical network upgrade include Guangxun Technology, Huagong Technology, and Tianfu Communication [14] - In edge computing, recommended companies include Wangsu Technology, Youkede, and Qianlong Technology, focusing on high-performance SoC chips [15]
上汽奥迪联姻华为智驾,燃油豪车绝地反击
Jing Ji Guan Cha Bao· 2025-08-03 13:51
Group 1 - The launch of the SAIC Audi A5L Sportback on August 1 marks a significant product in the transition of traditional luxury brands, featuring hidden laser radars for advanced driver assistance systems [2] - The A5L Sportback is the world's first fuel vehicle equipped with Huawei's QianKun intelligent driving system, highlighting the collaboration between a multinational automotive company and a Chinese tech firm [3][5] - Despite the rapid development of new energy vehicles in China, fuel vehicles still hold a substantial market share, with projected sales of 18.57 million units in 2024, a 9.8% year-on-year decline, yet maintaining nearly 60% market share [2] Group 2 - The intelligentization of fuel vehicles has lagged behind electric vehicles, with challenges such as slow system response times and insufficient redundancy [3] - SAIC Audi's partnership with Huawei aims to address three core challenges in fuel vehicle intelligentization: stable energy management, real-time data feedback, and precise motion response [3] - The A5L Sportback is priced starting at 259,900 yuan after limited-time discounts, positioning it competitively against the Tesla Model 3 [3][5] Group 3 - SAIC Audi, established in 2021, is a young joint venture brand that previously focused on niche markets with models like the A7L and Q6 [4] - The A5L Sportback is a key step in SAIC Audi's dual-brand strategy, with plans to balance electric transformation and fuel vehicle competitiveness [5] - The new AUDI brand will focus on new energy vehicles, while the traditional Audi four-ring brand will continue to develop high-end fuel vehicles with advanced driver assistance systems [5]
搭载华为乾崑智驾技术,上汽奥迪新车为“豪华品牌智能化”开辟新路径
中国青年报客户端讯(中青报·中青网记者 王志远)从1901年革命性的霍希Model 1,到享誉业界的 quattro全时四驱系统,奥迪在116年的发展中不断探索汽车工业的发展边界。如今的汽车市场,受"新四 化"浪潮的影响,每年约有300款新车出现在人们的视野中。 在此基础上,得益于奥迪第五代EA888发动机,搭配保时捷同源VTG可变涡轮增压技术及全新MHEV Plus超级轻混系统,上汽奥迪A5L Sportback的百公里加速仅需5.6秒;配合全新升级的quattro智能四驱系 统,让日常驾驶更有乐趣。 统计数据显示,截至今年6月30日,华为乾崑智能辅助驾驶技术累计行驶35.41亿公里,泊车辅助系统累 计使用2.3亿次,累计避免可能的碰撞238.14万次。 "奥迪作为德系豪华车的杰出代表,拥有深厚的历史底蕴与丰富的造车经验,持续践行'突破科技 启迪 未来'的理念,与华为乾崑'把智能带入每一辆车的愿景'高度匹配。"华为智能汽车解决方案BU产品营销 部部长聂奕表示,"我们相信,两者的合作不只是简单的技术输出,而是共同创造中国用户需要的智能 出行体验。" 他指出,燃油车的刹车、动力和空调等功能往往独立运作,因此当" ...