摘要：【中文】本发明公开了一种加密图像可逆信息隐藏方法，其包括以下步骤：S1、对原始图像进行分块置乱，得到乱序图像块；S2、对乱序图像块进行加密，得到加密后的图像；S3、在加密后的图像中选取参考像素、特殊像素和剩余像素，并对像素进行分类和编码，得到编码后的图像，完成加密图像可逆信息隐藏。本发明可以使得自适应编码方法充分利用图像冗余特性，相较于现有的相关编码方法，可以实现更高的信息隐藏容量，尤其是对于平滑图像而言，嵌入率的增益效果尤为显著。 【EN】The invention discloses a reversible information hiding method for an encrypted image, which comprises the following steps: s1, carrying out block scrambling on the original image to obtain a disordered image block; s2, encrypting the disordered image blocks to obtain an encrypted image; and S3, selecting reference pixels, special pixels and residual pixels from the encrypted image, classifying and encoding the pixels to obtain an encoded image, and finishing reversible information hiding of the encrypted image. The invention can make the self-adaptive coding method fully utilize the image redundancy characteristic, can realize higher information hiding capacity compared with the prior related coding method, and particularly has remarkable gain effect of embedding rate for smooth images.

摘要：【中文】本公开的实施例提供了一种排序方法、装置、电子设备及可读存储介质，所述方法包括：确定目标对象集中的每个目标对象在历史时间的目标特征和所述目标特征的权重，所述目标特征的权重是从预设权重集中选取的权重，所述预设权重集是通过训练样本预先训练得到的，所述训练样本包括：样本排序得分、样本特征；针对每个所述目标对象，根据所述目标特征和所述目标特征的权重确定所述目标对象的目标排序得分；所述目标排序得分和所述样本排序得分分别对应不同的排序目标；根据每个所述目标对象的目标排序得分生成所述目标对象集对应的对象排序列表。可以通过训练得到预设权重集，并从中选取部分权重计算目标排序得分，有助于提高排序的准确度。 【EN】The embodiment of the disclosure provides a sorting method, a sorting device, an electronic device and a readable storage medium, wherein the method comprises the following steps: determining a target feature of each target object in a target object set at a historical time and a weight of the target feature, wherein the weight of the target feature is a weight selected from a preset weight set, the preset weight set is obtained by training a training sample in advance, and the training sample comprises: sample sorting scores and sample characteristics; for each target object, determining a target ranking score of the target object according to the target feature and the weight of the target feature; the target sorting score and the sample sorting score respectively correspond to different sorting targets; and generating an object ranking list corresponding to the target object set according to the target ranking score of each target object. A preset weight set can be obtained through training, and partial weights are selected from the preset weight set to calculate a target ranking score, so that the ranking accuracy is improved.

摘要：【中文】一种磷酸钛钇锂修饰的高镍正极复合材料及其制备方法。本发明正极复合材料的化学式为mLiNi_xCo_yMn_zY_0.01qO₂•nLi_pY_qTi_w(PO₄)₃，呈粒径为3~6μm的单晶颗粒，表层包覆有磷酸钛钇锂形成的均匀包覆层，厚度为3~5nm。本发明方法包括以下步骤：将锂源和钇源均匀分散于磷源溶液中，然后加入钛源，分散均匀，得混合液；加入前驱体LiNi_xCo_yMn_zO₂，搅拌条件下蒸发溶剂，得前驱体浆料，真空干燥，得预烧物；对预烧物进行研磨，得预烧粉末，然后在氧气气氛下烧结，即成。本发明正极复合材料组装的电池首次放电容量高，循环稳定性好。本发明制备方法简单合理，成本较低。 【EN】A titanium yttrium lithium phosphate modified high-nickel anode composite material and a preparation method thereof. The chemical formula of the anode composite material is mLiNi_xCo_yMn_zY_0.01qO₂•nLi_pY_qTi_w(PO₄)₃The surface layer of the single crystal particles is coated with a uniform coating layer formed by titanium yttrium lithium phosphate, and the thickness of the coating layer is 3-5 nm. The method comprises the following steps: uniformly dispersing a lithium source and an yttrium source in a phosphorus source solution, then adding a titanium source, and uniformly dispersing to obtain a mixed solution; addition of a precursorBulk LiNi_xCo_yMn_zO₂Evaporating the solvent under stirring to obtain precursor slurry, and vacuum drying to obtain pre-sintered product; and grinding the pre-sintered substance to obtain pre-sintered powder, and then sintering in an oxygen atmosphere to obtain the high-performance silicon carbide. The battery assembled by the positive electrode composite material has high first discharge capacity and good cycle stability. The preparation method is simple and reasonable, and the cost is low.

摘要：【中文】本发明公开了重点业务系统的监控引擎实现方法，包括以下步骤：S1、设置服务器、数据库、用户手机终端、数据处理单元和数据分析单元，通过网络端口与数据库连接，数据库内设置有历史数据库，用户手机终端与服务器通过网络端口连接，数据处理单元与数据库连接，数据分析单元与数据库连接，数据分析单元与服务器连接。S2、通过服务器分等级设置不同用户的等级；本发明通过将用户的套餐、等级记录于数据库中的历史数据库中，数据分析单元调用经过数据处理单元处理后的数据，与用户的实时使用业务数据进行比对，若用户使用超出阈值，则及时将连接断开，从而避免了一些用户的滥用数据的行为，降低了运营商的数据消耗，降低运营成本。 【EN】The invention discloses a method for realizing a monitoring engine of a key business system, which comprises the following steps: s1, a server, a database, a user mobile phone terminal, a data processing unit and a data analysis unit are arranged, the data analysis unit is connected with the database through a network port, a historical database is arranged in the database, the user mobile phone terminal is connected with the server through the network port, the data processing unit is connected with the database, the data analysis unit is connected with the database, and the data analysis unit is connected with the server. S2, setting grades of different users through server grading; according to the invention, the package and the grade of the user are recorded in the historical database in the database, the data analysis unit calls the data processed by the data processing unit, the data are compared with the real-time service data used by the user, and if the user use exceeds the threshold value, the connection is disconnected in time, so that the behavior of abusing data by some users is avoided, the data consumption of an operator is reduced, and the operation cost is reduced.

摘要：【中文】本发明涉及一种基于动态全局LPP的工业过程监测方法。本发明首先离线建模，收集化工过程正常工作的传感器数据作为训练数据，并执行DGLPP算法，确定投影矩阵和统计量控制限。然后在线监测，采集在线新样本，进行DGLPP处理，计算监测统计量并与离线建模时的控制限对比，本发明在LPP中引入了全局约束条件的同时将原始数据进行动态矩阵拓展，加强了算法的全局特性和动态特性。 【EN】The invention relates to an industrial process monitoring method based on dynamic global LPP. The method comprises the steps of firstly modeling off line, collecting sensor data which normally work in the chemical process as training data, executing a DGLPP algorithm, and determining a projection matrix and a statistic control limit. And then, carrying out online monitoring, collecting an online new sample, carrying out DGLPP processing, calculating monitoring statistics and comparing the monitoring statistics with a control limit during offline modeling.

摘要：【中文】本发明涉及一种旋钮开关和电饭煲，该旋钮开关包括：面盖；旋钮，旋钮包括旋动部和转轴，旋动部通过转轴与面盖可转动连接，旋动部上设有第一限位槽；传动件，传动件位于面盖和旋动部之间，传动件上设有供转轴穿过的导向槽，转轴与导向槽可滑动配合，传动件上设有第一抵接柱，第一抵接柱插置于第一限位槽内，当旋钮转动时，第一限位槽与第一抵接柱驱动配合，以使传动件能够相对旋钮在第一位置和第二位置之间滑动；以及活动件，活动件位于面盖远离传动件的一面，活动件与传动件联动连接。本发明的旋钮开关可实现电饭煲的煮饭和保温功能的控制，操作方便，且结构简单，所需零部件较少，可有效降低生产成本。 【EN】The invention relates to a knob switch and an electric cooker, the knob switch comprises: a face cover; the knob comprises a rotating part and a rotating shaft, the rotating part is rotatably connected with the face cover through the rotating shaft, and a first limiting groove is formed in the rotating part; the transmission piece is positioned between the surface cover and the rotating part, a guide groove for the rotating shaft to pass through is formed in the transmission piece, the rotating shaft and the guide groove can be in sliding fit, a first abutting column is arranged on the transmission piece, the first abutting column is inserted into the first limiting groove, and when the knob rotates, the first limiting groove and the first abutting column are in driving fit so that the transmission piece can slide between a first position and a second position relative to the knob; and the moving part is positioned on one surface of the surface cover far away from the transmission part and is in linkage connection with the transmission part. The knob switch can realize the control of the rice cooking and heat preservation functions of the electric cooker, is convenient to operate, has a simple structure, needs fewer parts and can effectively reduce the production cost.

摘要：【中文】本发明公开了一种小盒烟标松散度检测方法，通过获取待检测小盒烟标的倾倒图像，对倾倒图像进行图像预处理，得到倾倒图像对应的特征图像，对特征图像进行灰度处理，得到特征图像对应的灰度图像，对灰度图像进行二值化处理，得到灰度图像对应的二值化图像，根据二值化图像，得到待检测小盒烟标的松散度是否符合标准的检测结果。因此，本发明提供的小盒烟标松散度检测方法，只需要获取待检测小盒烟标的倾倒后的倾倒图像，并对倾倒图像进行图像预处理、灰度处理及二值化处理后，便可以得到待检测小盒烟标的松散度是否符合标准的检测结果，与现有技术相比，提高了小盒烟标松散度的检测效率，同时可以保证检测的准确率。 【EN】The invention discloses a method for detecting the looseness of a small cigarette pack label, which comprises the steps of obtaining a pouring image of the small cigarette pack label to be detected, carrying out image preprocessing on the pouring image to obtain a characteristic image corresponding to the pouring image, carrying out gray level processing on the characteristic image to obtain a gray level image corresponding to the characteristic image, carrying out binarization processing on the gray level image to obtain a binarization image corresponding to the gray level image, and obtaining a detection result whether the looseness of the small cigarette pack label to be detected meets the standard or not according to the binarization image. Therefore, the method for detecting the looseness of the small box cigarette label, provided by the invention, can obtain a detection result whether the looseness of the small box cigarette label to be detected meets the standard or not only by acquiring the toppled image of the small box cigarette label to be detected after toppling, and performing image preprocessing, gray processing and binarization processing on the toppled image.

摘要：【中文】本发明公开了一种输变电控制系统，包括：中央控制模块、第一监控模块、第二监控模块、网络服务器、远程监控模块、无线接收模块、无线传输模块、环境采集模块、第一报警模块、第二报警模块、远程监控模块、远程报警模块、存储模块和远程显示模块；通过各类传感器采集输变电设备的各个工作数据参数，中央控制模块将接收的各个设备数据参数转换经处理，当不正常时，则产生相应报警信号发送至中央控制模块，并由远程显示模块显示；当显示的数据参数出现变化时，通过远程监控模块发送至远程报警模块进行报警，对变电站的内部以及周围进行很好的监控，降低了变电站设备运行风险，提高安全可靠性，提高了变电站安全管理效率与质量。 【EN】The invention discloses a power transmission and transformation control system, which comprises: the system comprises a central control module, a first monitoring module, a second monitoring module, a network server, a remote monitoring module, a wireless receiving module, a wireless transmission module, an environment acquisition module, a first alarm module, a second alarm module, a remote monitoring module, a remote alarm module, a storage module and a remote display module; the method comprises the steps that various working data parameters of the power transmission and transformation equipment are collected through various sensors, the central control module converts and processes the received data parameters of the equipment, and when the equipment is abnormal, corresponding alarm signals are generated and sent to the central control module and displayed by a remote display module; when the displayed data parameters change, the data parameters are sent to the remote alarm module through the remote monitoring module to alarm, the interior and the periphery of the transformer substation are well monitored, the operation risk of the transformer substation equipment is reduced, the safety and the reliability are improved, and the safety management efficiency and the quality of the transformer substation are improved.

摘要：【中文】本发明公开了电力企业仿真优化分析系统，包括数据采集模块、数据接收模块、数据预处理模块、历史数据库、数据处理模块、输入模块、电源模块、数据输出模块、音频模块、视频输出模块、参数配置单元、变电站仿真单元和仿真停止单元；本发明通过参数配置单元和变电站仿真单元可以提供一个电力仿真分析系统，可以有效的提高了电力企业操作培训的培训质量，通过设置历史数据库和数据预处理模块可以对数据进行预处理，在历史数据库中寻找到相似数据，通过在数据处理模块中设置计算数据差异单元和分析单元，可以有效的将数据进行处理，与历史数据进行对比模拟，大大提高了该仿真分析系统的实用性。 【EN】The invention discloses a simulation optimization analysis system for an electric power enterprise, which comprises a data acquisition module, a data receiving module, a data preprocessing module, a historical database, a data processing module, an input module, a power supply module, a data output module, an audio module, a video output module, a parameter configuration unit, a transformer substation simulation unit and a simulation stopping unit, wherein the data acquisition module is used for acquiring data; the invention can provide a power simulation analysis system through the parameter configuration unit and the transformer substation simulation unit, can effectively improve the training quality of power enterprise operation training, can preprocess data through setting the historical database and the data preprocessing module, finds similar data in the historical database, can effectively process the data through setting the calculation data difference unit and the analysis unit in the data processing module, and can compare and simulate the data with the historical data, thereby greatly improving the practicability of the simulation analysis system.

摘要：【中文】本公开提供了一种商户召回方法、装置、电子设备及可读存储介质，可以针对第一哈希区域集的每个第一哈希区域，根据第一哈希码召回位于第一哈希区域中的商户，得到第一哈希区域的第一商户集，第一哈希区域对应第一位数的第一哈希码；针对每个第一哈希区域，若第一哈希区域的第一商户集包含的商户数目小于第一商户数阈值，则获取第一哈希区域划分的第二哈希区域集，第二哈希区域集包括第二哈希区域，第二哈希区域对应第二位数的第二哈希码，第一位数小于第二位数；针对每个第二哈希区域，根据第二哈希码，从第二商户集中召回配送范围与第二哈希区域存在重叠区域的商户，得到第二哈希区域的第三商户集。本公开可以有助于减少计算机资源的消耗。 【EN】The disclosure provides a merchant recalling method, a merchant recalling device, electronic equipment and a readable storage medium, wherein merchants located in first hash areas can be recalled according to first hash codes aiming at each first hash area of a first hash area set to obtain a first merchant set of the first hash areas, and the first hash areas correspond to first hash codes with first digits; for each first hash area, if the number of merchants included in a first merchant set of the first hash area is less than a first merchant number threshold, acquiring a second hash area set divided by the first hash area, wherein the second hash area set comprises a second hash area, the second hash area corresponds to a second hash code with a second digit, and the first digit is less than the second digit; and for each second hash area, according to the second hash code, recalling the merchants with the distribution range having the overlapping area with the second hash area from the second merchant set to obtain a third merchant set of the second hash area. The present disclosure may help reduce consumption of computer resources.