摘要：【中文】本发明涉及三维视觉测量技术，为满足快速全场地对工件测量平面度的需求，解决平面度测量技术中测量速度、精度与环境适应性之间的矛盾。本发明，基于条纹投影的平面度测量方法,利用小型投影仪、工业相机和计算机实现，安装偏振片；投影仪非线性响应预矫正；计算机生成标准正弦条纹传输给投影仪投射；相机捕捉投射在被测物表面的变形条纹；计算机处理条纹，通过条纹的四步相移计算折叠相位；将折叠相位展开；通过对相位与高度关系的标定，得到被测面的点云；处理点云，提取点云中的特定被测平面点云；对提取的特定点云作处理得到理想参考平面；计算距离参考面的两个极限点，进而计算出平面度误差。本发明主要应用于三维视觉测量场合。 【EN】The invention relates to a three-dimensional vision measurement technology, which aims to meet the requirement of rapid and full-field measurement of flatness of workpieces and solve the contradiction between measurement speed, precision and environmental adaptability in the flatness measurement technology. The invention relates to a flatness measuring method based on fringe projection, which is realized by a small projector, an industrial camera and a computer, and is provided with a polaroid; pre-rectifying the nonlinear response of the projector; generating standard sine stripes by a computer and transmitting the standard sine stripes to a projector for projection; capturing deformation stripes projected on the surface of a measured object by a camera; processing stripes by a computer, and calculating a folding phase through four-step phase shift of the stripes; unfolding the folding phase; the relation between the phase and the height is calibrated to obtain point cloud of the measured surface; processing the point cloud, and extracting a specific measured plane point cloud in the point cloud; processing the extracted specific point cloud to obtain an ideal reference plane; and calculating two limit points from the reference surface, and further calculating the flatness error. The invention is mainly applied to the three-dimensional vision measurement occasion.

摘要：【中文】本申请涉及一种掉落物找回方法、系统、计算机设备和存储介质。方法包括：获取物品掉落时的第一掉落信息，第一掉落信息包括第一掉落物位置及掉落物车辆标识，将第一掉落物位置发送至掉落物车辆标识对应的目标车辆，第一掉落物位置用于使目标车辆根据第一掉落物位置找回掉落物。其中，当前车辆将第一掉落物位置发送至掉落物车辆标识对应的目标车辆，从而该目标车辆可以根据第一掉落物位置找回掉落物。 【EN】The application relates to a dropped object retrieving method, a dropped object retrieving system, a computer device and a storage medium. The method comprises the following steps: the method comprises the steps of obtaining first dropping information when an article drops, wherein the first dropping information comprises a first dropping object position and a dropping object vehicle identification, sending the first dropping object position to a target vehicle corresponding to the dropping object vehicle identification, and enabling the target vehicle to find the dropping object according to the first dropping object position. The current vehicle sends the first object falling position to the target vehicle corresponding to the object falling vehicle identification, so that the target vehicle can retrieve the object falling according to the first object falling position.

摘要：【中文】本申请涉及一种交通工具行驶路径的规划方法、系统、计算机设备和存储介质，所述方法包括：检测预设路段内的当前交通路况；根据所述当前交通路况，预测在预设时段后所述预设路段内的未来交通路况；根据交通工具的当前位置、当前交通路况、以及所述未来交通路况，获取规避路线。上述交通工具行驶路径规划方法、装置、计算机设备和存储介质，通过检测预设路段内的交通路况，来预测路段内的未来交通路况，从而根据检测结果和预测结果给出交通工具相对应的规避堵塞路段的建议，使得本车面临的堵塞概率降低。 【EN】The application relates to a planning method, a system, a computer device and a storage medium for a driving path of a vehicle, wherein the method comprises the following steps: detecting the current traffic road condition in a preset road section; predicting a future traffic road condition in the preset road section after a preset time period according to the current traffic road condition; and obtaining the evasive route according to the current position of the vehicle, the current traffic road condition and the future traffic road condition. According to the method, the device, the computer equipment and the storage medium for planning the running path of the vehicle, the future traffic road condition in the road section is predicted by detecting the traffic road condition in the preset road section, so that the suggestion for avoiding the blocked road section corresponding to the vehicle is given according to the detection result and the prediction result, and the blocking probability of the vehicle is reduced.

摘要：【中文】本发明涉及一种车辆的驱动方法，该驱动方法包括：获取参考车辆的参考行驶轨迹以及沿参考行驶轨迹行驶的参考行驶数据；获取目标车辆的行驶轨迹；若目标车辆的行驶轨迹与参考车辆的参考行驶轨迹匹配，则根据参考行驶数据分配目标车辆的车轮的驱动力，以驱动目标车辆行驶。该驱动方法可以直接根据目标车辆的行驶轨迹并按照参考车辆的参考行驶数据来控制车辆行驶，使目标车辆能够平稳地通过危险工况；并且省去了检测目标车辆发生滑动状况，以及为了克服该滑动状况而进行后续调整的步骤，从而节省了整个控制时间，提高了控制精度，并提升了目标车辆的控制稳定性。本发明还涉及一种车辆的驱动装置、计算机设备和计算机可读存储介质。 【EN】The present invention relates to a driving method of a vehicle, including: acquiring a reference running track of a reference vehicle and reference running data running along the reference running track; acquiring a running track of a target vehicle; and if the running track of the target vehicle is matched with the reference running track of the reference vehicle, distributing the driving force of the wheels of the target vehicle according to the reference running data so as to drive the target vehicle to run. The driving method can directly control the vehicle to run according to the running track of the target vehicle and the reference running data of the reference vehicle, so that the target vehicle can smoothly pass through dangerous working conditions; and the steps of detecting the sliding condition of the target vehicle and performing subsequent adjustment for overcoming the sliding condition are omitted, so that the whole control time is saved, the control precision is improved, and the control stability of the target vehicle is improved. The invention also relates to a drive arrangement of a vehicle, a computer device and a computer-readable storage medium.

摘要：【中文】本发明涉及农产品检测技术领域，具体地涉及一种基于近红外光谱检测无花果品质的方法；随机森林回归算法是以决策树为基学习器的集成学习算法，使用Bagging集成学习技术训练出CART决策树并组成森林，森林中每一课决策树没有关联(FIG1)通过多棵决策树输出结果的平均值作为回归结果(FIG2)，克服了过拟合这一问题，使得整体模型具有较高的精确度和泛化性能；较低的RMSEC和RMSEP表明，本发明将随机森林算法用于青皮无花果的内部品质预测，通过实验并且取得较好的效果，通过本文的大量实验数据证明，随机森林算法具有比偏最小二乘法更强的拟合能力，且不易过拟合。 【EN】The invention relates to the technical field of agricultural product detection, in particular to a method for detecting the quality of figs based on near infrared spectrum; the random forest regression algorithm is an ensemble learning algorithm with decision trees as a base learner, a Bagging ensemble learning technology is used for training CART decision trees and forming a forest, each decision tree in the forest is not associated (FIG1), the mean value of the output results of a plurality of decision trees is used as a regression result (FIG2), the problem of overfitting is solved, and the integral model has high accuracy and generalization performance; the lower RMSEC and RMSEP show that the random forest algorithm is used for predicting the internal quality of the fig with green tangerine peel, and the experiment and the better effect are achieved.

摘要：【中文】本申请涉及一种碰撞预警方法、装置、计算机设备和存储介质。所述方法包括：获取目标对象和/或当前车辆的行驶信息；将所述目标对象以及所述当前车辆所在路段的路况相关的信息映射到所述当前车辆的车载地图中；根据所述行驶信息，计算预设时段内所述当前车辆与所述目标对象在所述车载地图上的相对位置；根据所述相对位置，判断在所述预设时段内所述当前车辆与所述目标对象是否存在碰撞风险；若所述当前车辆与所述目标对象存在碰撞风险，输出碰撞预警信息。采用本方法能够提前发出碰撞或超车预警，减少了驾驶过程中存在的安全隐患，提高了行车安全性。 【EN】The application relates to a collision early warning method, a collision early warning device, computer equipment and a storage medium. The method comprises the following steps: acquiring running information of a target object and/or a current vehicle; mapping the target object and the information related to the road condition of the road section where the current vehicle is located to a vehicle-mounted map of the current vehicle; calculating the relative positions of the current vehicle and the target object on the vehicle-mounted map within a preset time period according to the running information; judging whether the current vehicle and the target object have collision risks in the preset time period or not according to the relative position; and if the current vehicle and the target object have collision risks, outputting collision early warning information. By adopting the method, collision or overtaking early warning can be sent out in advance, potential safety hazards in the driving process are reduced, and the driving safety is improved.

摘要：【中文】本发明涉及一种基于温差发电的阵列式直流电源，属于电源设备及核能应用技术领域。该温差发电阵列直流电源包括热力管道、安装套和多个阵列直流电源模块，安装套的内壁为圆形，外壁为多边形,多个阵列直流电源模块分别固定在安装套的多边形外壁上。阵列直流电源模块由多个直流电源单元纵向排列而成，并安装在发电片安装基板上，发电片安装基板与安装套的多边形外壁相对固定。直流电源单元中的单片温差发电片通过阵列组合后得到单组阵列DC电源模块，该模块可以使用于与环境温度温差25℃以上的热力表面，温差越大电源可输出功率越大、发电效率越高。本发明电源模块中的导热、绝热和散热设计，能够确保模块可以最大地利用热源，减少热损，提高效率。 【EN】The invention relates to an array type direct current power supply based on thermoelectric power generation, and belongs to the technical field of power supply equipment and nuclear energy application. This thermoelectric generation array DC power supply includes heating power pipeline, installation cover and a plurality of array DC power supply module, and the inner wall of installation cover is circular, and the outer wall is the polygon, and a plurality of array DC power supply modules are fixed respectively on the polygon outer wall of installation cover. The array direct-current power supply module is formed by longitudinally arranging a plurality of direct-current power supply units and is arranged on a power generation piece mounting substrate, and the power generation piece mounting substrate is relatively fixed with the polygonal outer wall of the mounting sleeve. A single-chip temperature difference power generation sheet in the direct-current power supply unit is combined through an array to obtain a single-group array DC power supply module, the single-chip temperature difference power generation module can be used on a thermal surface with the temperature difference of 25 ℃ above the ambient temperature, the larger the temperature difference is, the larger the power supply output power is, and the higher the power generation efficiency is. The heat conduction, heat insulation and heat dissipation design in the power module can ensure that the module can maximally utilize a heat source, reduce heat loss and improve efficiency.

摘要：【中文】本申请涉及一种轮胎冻结的预防方法、装置、计算机设备和存储介质。方法包括：获取停车时的轮胎图像及轮胎所在的地面图像，获取轮胎图像及地面图像中的轮胎冻结因素，判断轮胎冻结因素是否满足预设轮胎冻结条件，若轮胎冻结因素满足轮胎冻结条件，则输出提醒信息，从而提前预防轮胎的冻结，防止因轮胎的冻结对轮胎造成损伤，利于用户的出行。 【EN】The application relates to a method and a device for preventing tire freezing, a computer device and a storage medium. The method comprises the following steps: the method comprises the steps of obtaining a tire image and a ground image where a tire is located when a vehicle is parked, obtaining tire freezing factors in the tire image and the ground image, judging whether the tire freezing factors meet preset tire freezing conditions or not, and outputting reminding information if the tire freezing factors meet the tire freezing conditions, so that the tire is prevented from being frozen in advance, the tire is prevented from being damaged due to the freezing of the tire, and the method is favorable for users to go out.

摘要：【中文】本申请涉及一种消息推送方法、装置、计算机设备和存储介质。所述方法包括：根据车辆的行驶相关信息，获取碰撞风险值；获取所述车辆中驾驶员的驾驶专注度值；根据所述碰撞风险值和所述驾驶专注度值中的至少一个，判断是否推迟推送消息。采用本方法能够减少车辆驾驶过程中由于驾驶员的注意力分散而导致的安全隐患。 【EN】The application relates to a message pushing method, a message pushing device, computer equipment and a storage medium. The method comprises the following steps: acquiring a collision risk value according to the driving related information of the vehicle; acquiring a driving concentration value of a driver in the vehicle; determining whether to defer pushing a message based on at least one of the collision risk value and the driving concentration value. By adopting the method, the potential safety hazard caused by the distraction of the driver in the driving process of the vehicle can be reduced.

摘要：【中文】本发明涉及驾驶辅助系统和驾驶辅助方法。驾驶辅助系统包括信息获取装置，其配置为获取位于车辆前方的禁止停车区域的区域信息和位于车辆周围的其他目标的目标状态信息；区域标记装置，其配置为将沿着车辆的行驶方向位于禁止停车区域的前方且与禁止停车区域邻接的区域标记为停车临界区域；位置预测装置，其配置为基于目标状态信息来预测其他目标在第一预定时间处的预测抵达位置；迫停判断装置，其配置为基于其他目标的预期抵达位置和停车临界区域来判断车辆是否会被迫停在禁止停车区域内；以及信号输出装置，其配置为响应于判断车辆会被迫停在禁止停车区域内而输出控制信号，以向车辆提供驾驶辅助。 【EN】The invention relates to a driving assistance system and a driving assistance method. The driving assist system includes an information acquisition device configured to acquire area information of a no-parking area located in front of the vehicle and target state information of other targets located around the vehicle; a region marking device configured to mark a region located ahead of and adjacent to the no-parking region in a traveling direction of the vehicle as a parking critical region; a position prediction device configured to predict predicted arrival positions of the other targets at a first predetermined time based on the target state information; forced parking determination means configured to determine whether the vehicle is forced to park in the no-parking area based on the expected arrival position of the other object and the parking critical area; and a signal output device configured to output a control signal to provide driving assistance to the vehicle in response to a determination that the vehicle is forced to stop in the no-parking area.