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【中文】福州大学【EN】FUZHOU University
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1:
[发明]
【中文】基于分层注意力机制的跨领域情感分类系统及方法 【EN】Cross-domain emotion classification system and method based on layered attention mechanism
申请号:
201911085444.9
公开号:CN110851601A 主分类号:G06F16/35
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.08 公开日:2020.02.28
发明人:
【中文】廖祥文
;
陈癸旭
;
陈志豪
;
温宇含
;
陈开志【EN】Liao Xiangwen
;
Chen Guixu
;
Chen Zhihao
;
Wen Yuhan
;
Chen Kaizhi
摘要:【中文】本发明涉及一种基于分层注意力机制的跨领域情感分类系统,包括:文本预处理模块,用于对跨领域文本进行特征化处理;枢轴特征提取模块,用于学习领域适应的特征表示空间,得到源领域与目标领域的枢轴特征文档表示;非枢轴特征提取模块,用于获取非枢轴特征表示;情感类别输出模块,用于获取最终的情感分类结果。本发明实现了高效的跨领域情感分类,提高了跨领域情感分类精度并减少人工时间精力的消耗。 【EN】The invention relates to a cross-domain emotion classification system based on a layered attention mechanism, which comprises the following components: the text preprocessing module is used for performing characterization processing on the cross-domain text; the pivot feature extraction module is used for learning a feature representation space adapted to the field to obtain pivot feature document representation of the source field and the target field; a non-pivot feature extraction module for obtaining a non-pivot feature representation; and the emotion classification output module is used for acquiring a final emotion classification result. The invention realizes high-efficiency cross-domain emotion classification, improves the cross-domain emotion classification precision and reduces the consumption of manual time and energy.
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2:
[发明]
【中文】一种基于U型特征金字塔的交通目标检测方法 【EN】Traffic target detection method based on U-shaped characteristic pyramid
申请号:
201911086249.8
公开号:CN110852255A 主分类号:G06K9/00
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.08 公开日:2020.02.28
发明人:
【中文】柯逍
;
李健平【EN】Ke Xiao
;
Li Jianping
摘要:【中文】本发明涉及一种基于U型特征金字塔的交通目标检测方法。提出了一种U型模块,并利用级联方式构建多级的图像特征金字塔,来解决多尺度的问题。为了证明U型模块的有效性,我们还设计了一种新的单目标检测器,U‑FPNDet,该模型首先利用基础网络提取出基础特征图,然后利用级联的U型模块将基础特征图构建出多级特征金字塔,最后在每一级金字塔上运行检测网络得出最后的结果。 【EN】The invention relates to a traffic target detection method based on a U-shaped characteristic pyramid. A U-shaped module is provided, and a multi-level image characteristic pyramid is constructed in a cascading mode to solve the problem of multiple scales. In order to prove the effectiveness of the U-shaped module, a new single-target detector, namely U-FPNDet, is also designed, the model firstly utilizes a basic network to extract a basic characteristic diagram, then utilizes the cascaded U-shaped module to construct a multi-stage characteristic pyramid from the basic characteristic diagram, and finally operates a detection network on each stage of pyramid to obtain a final result.
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3:
[发明]
【中文】一种峡谷微地形条件下的输电铁塔风振系数计算方法 【EN】Method for calculating wind vibration coefficient of power transmission iron tower under canyon micro-terrain condition
申请号:
201911110495.2
公开号:CN110851905A 主分类号:G06F30/13
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.14 公开日:2020.02.28
发明人:
【中文】黄文超
;
赵云龙
;
薛高博【EN】Huang Wenchao
;
Zhao Yunlong
;
Xue Gaobo
摘要:【中文】本发明涉及一种峡谷微地形条件下的输电铁塔风振系数计算方法,包括以下步骤:步骤S1:利用Google地图提取待测峡谷一定尺度的微地形,并建立网格化3Dmax地形模型;步骤S2:进行流速仿真,确定风场CFD仿真风剖面幂指数;步骤S3:构建杆梁铁塔模型,并进行模态分析,得到铁塔前三阶振型及其模态频率;步骤S4:进行脉动风速时程模拟,得到风速时程数据;步骤S5:进行铁塔风荷载计算,计算得到风荷载时程数据;步骤S6:对进行瞬态动力分析,得到铁塔各塔段位移响应均方差;步骤S7:根据得到的各塔段位移响应均方差,计算得到铁塔风振系数,并将得到的铁塔风振系数用于铁塔抗风设计。本发明实现了输电工程沿线峡谷微地形处铁塔风振系数的高精度计算。 【EN】The invention relates to a method for calculating a wind vibration coefficient of a power transmission iron tower under a canyon micro-terrain condition, which comprises the following steps of: step S1, extracting a micro-terrain with a certain scale of the canyon to be detected by using a Google map, and establishing a gridding 3Dmax terrain model; step S2, carrying out flow velocity simulation, and determining the power exponent of the CFD simulation wind section of the wind field; step S3, constructing a pole beam iron tower model, and carrying out modal analysis to obtain the front three-order vibration mode and the modal frequency of the iron tower; step S4, performing pulsed wind speed time course simulation to obtain wind speed time course data; step S5, calculating the wind load of the iron tower to obtain wind load time-course data; step S6, carrying out transient dynamic analysis to obtain the mean square error of the displacement response of each tower section of the iron tower; and step S7, calculating the wind vibration coefficient of the iron tower according to the obtained mean square error of the displacement response of each tower section, and using the obtained wind vibration coefficient of the iron tower for the wind resistance design of the iron tower. The method realizes high-precision calculation of the wind vibration coefficient of the iron tower at the microgroove micro-terrain along the power transmission project.
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4:
[发明]
【中文】一种基于双Kinect相机的人机交互方法及系统 【EN】Man-machine interaction method and system based on double Kinect cameras
申请号:
201911132154.5
公开号:CN110853099A 主分类号:G06T7/73
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.19 公开日:2020.02.28
发明人:
【中文】吴海彬
;
黄艺坤
;
游晓君【EN】Wu Haibin
;
Huang Yikun
;
You Xiaojun
摘要:【中文】本发明涉及一种基于双Kinect相机的人机交互方法及系统,首先通过在工业机器人的两侧分别装配的两台Kinect相机,采集工业机器人工作范围内的工作环境以及人的图像数据与深度数据,并分别将数据转换为两个点云数据,并采集工作环境中的人体骨架位置信息;然后通过ICP算法将两个点云数据和人体骨架融合到同一个世界坐标中;接着对合成的点云数据进行滤波去噪,再将点云数据转换为八叉树地图;最后在八叉树地图中根据任务指定起始点与终止点进行避障和路径规划,通过训练好的BP神经网络对人体骨架姿态进行行为识别,实现对人阻碍动作进行避障,对人的交互动作进行配合。本发明提升了人与工业机器人协作生产安全性,为智能化生产提供了可靠且廉价的方案。 【EN】The invention relates to a human-computer interaction method and a human-computer interaction system based on double Kinect cameras, which are characterized in that firstly, working environments in the working range of an industrial robot, image data and depth data of a person are collected through the two Kinect cameras respectively assembled on two sides of the industrial robot, the data are respectively converted into two point cloud data, and human skeleton position information in the working environments is collected; then fusing the two point cloud data and the human body skeleton into the same world coordinate through an ICP (inductively coupled plasma) algorithm; then, filtering and denoising the synthesized point cloud data, and converting the point cloud data into an octree map; and finally, carrying out obstacle avoidance and path planning in the octree map according to the task designated starting point and the task designated ending point, and carrying out behavior recognition on the human skeleton posture through the trained BP neural network, so as to realize obstacle avoidance on the human blocking action and match the human interaction action. The invention improves the safety of cooperative production of the human and the industrial robot and provides a reliable and cheap scheme for intelligent production.
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5:
[发明]
【中文】一种二维钛铁酸纳米片及其制备方法和在硫化氢选择性催化氧化中的应用 【EN】Two-dimensional titanium ferrite nanosheet, preparation method thereof and application thereof in hydrogen sulfide selective catalytic oxidation
申请号:
201911158574.0
公开号:CN110841640A 主分类号:B01J23/745
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.22 公开日:2020.02.28
发明人:
【中文】江莉龙
;
姚争
;
沈丽娟
;
曹彦宁
;
梁诗景【EN】Jiang Lilong
;
Yao Zheng
;
Shen Lijuan
;
Cao Yanning
;
Liang Shijing
摘要:【中文】本发明公开了一种二维钛铁酸纳米片在硫化氢选择性催化氧化中的应用。该方法以二氧化钛、三氧化二铁和碳酸钾为原料,经过高温固相合成、质子交换,制备得到层状钛铁酸,然后在四丁基氢氧化铵的添加下,获得钛铁酸纳米片溶胶,再经过插层剥离、无机酸絮凝制得产物钛铁酸纳米片催化剂。本发明制备的钛铁酸纳米片催化剂表面暴露的Lewis酸性位点有利于对H
2
S的吸附与解离,并且该催化剂在H
2
S选择性催化氧化反应中具有良好的稳定性。 【EN】The invention discloses an application of a two-dimensional titanium ferrite nanosheet in hydrogen sulfide selective catalytic oxidation. The method comprises the steps of taking titanium dioxide, ferric oxide and potassium carbonate as raw materials, preparing layered titanic acid through high-temperature solid-phase synthesis and proton exchange, then obtaining titanic acid nanosheet sol under the addition of tetrabutyl ammonium hydroxide, and obtaining the product titanic acid nanosheet catalyst through intercalation stripping and inorganic acid flocculation. The Lewis acid site exposed on the surface of the titanic acid nanosheet catalyst prepared by the method is beneficial to H
2
Adsorption of SAnd disassociate, and the catalyst is in H
2
The S has good stability in selective catalytic oxidation reaction.
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6:
[发明]
【中文】一种用于装配式混凝土剪力墙损伤识别的概率成像方法 【EN】Probability imaging method for damage identification of fabricated concrete shear wall
申请号:
201911160154.6
公开号:CN110849724A 主分类号:G01N3/08
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.23 公开日:2020.02.28
发明人:
【中文】姜绍飞
;
王娟
;
崔二江
;
佟思逸【EN】Jiang Shaofei
;
Wang Juan
;
Cui Erjiang
;
Tong Siyi
摘要:【中文】本发明涉及一种用于装配式混凝土剪力墙损伤识别的概率成像方法,包括以下步骤:1)将压电传感器嵌入剪力墙内部,以二维阵列进行布置;相邻压电传感器两两组成传感路径,所有传感路径构建传感网络;2)选择传感路径中的一个压电传感器作为激励器,加载激励信号进行激励,同时以另一个作为接收传感器采集结构响应;3)计算不同级地震作用下传感网络中各条传感路径的损伤指标;4)采用概率统计方法对损伤指标进行统计分析,排除环境变化对结构损伤识别结果的影响;5)对所有传感路径的损伤指标进行统计分析,计算损伤出现在任一点的概率值,进而进行概率成像。该方法有利于快速、有效、准确地对装配式混凝土剪力墙的损伤进行识别与定位。 【EN】The invention relates to a probability imaging method for identifying damage of an assembled concrete shear wall, which comprises the following steps: 1) embedding piezoelectric sensors into the shear wall, and arranging the piezoelectric sensors in a two-dimensional array; every two adjacent piezoelectric sensors form a sensing path, and all the sensing paths construct a sensing network; 2) selecting one piezoelectric sensor in a sensing path as an exciter, loading an excitation signal for excitation, and simultaneously taking the other piezoelectric sensor as a receiving sensor acquisition structure to respond; 3) calculating damage indexes of all sensing paths in the sensing network under the action of different levels of earthquakes; 4) carrying out statistical analysis on the damage index by adopting a probability statistical method to eliminate the influence of environmental change on the structural damage identification result; 5) and carrying out statistical analysis on the damage indexes of all the sensing paths, calculating the probability value of the damage occurring at any point, and further carrying out probability imaging. The method is beneficial to quickly, effectively and accurately identifying and positioning the damage of the fabricated concrete shear wall.
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7:
[发明]
【中文】具有AIE效应含二氰基乙烯基的咔唑类衍生物及其制备方法 【EN】Carbazole derivatives with AIE effect and containing dicyanovinyl and preparation method thereof
申请号:
201910989208.3
公开号:CN110862341A 主分类号:C07D209/86
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.10.17 公开日:2020.03.06
发明人:
【中文】郭智勇
;
肖晖
;
钱莉
;
王凯【EN】Guo Zhiyong
;
Xiao Hui
;
Qian Li
;
Wang Kai
摘要:【中文】本发明公开了一类具有AIE(aggregation‑induced emission)效应含二氰基乙烯基咔唑类衍生物的制备方法,涉及光电功能材料技术领域。本发明合成了一系列以二氰基乙烯基为电子受体和咔唑基为电子供体的具有AIE效应的D‑π‑A(donor‑π‑acceptor)型有机荧光化合物分子。通过控制强吸电子基二氰基乙烯基的取代位置和个数来调节这类分子的芳香共轭性和分子轨道能级分布。本发明合成的三种不同的D‑π‑A型有机荧光材料具有优异的固态发光性能,可用于有机发光二极管及生物荧光成像上的应用。 【EN】The invention discloses a preparation method of dicyanovinyl carbazole-containing derivatives with AIE (aggregation-induced emission) effect, and relates to the technical field of photoelectric functional materials. The invention synthesizes a series of D-pi-A (donor-pi-acceptor) type organic fluorescent compound molecules with AIE effect by taking dicyanovinyl as an electron acceptor and taking carbazolyl as an electron donor. The aromatic conjugation and the molecular orbital energy level distribution of the molecule are adjusted by controlling the substitution position and the number of dicyano vinyl groups with strong electron-withdrawing groups. The three different D-Pi-A type organic fluorescent materials synthesized by the invention have excellent solid-state luminous performance and can be applied to organic light-emitting diodes and biological fluorescence imaging.
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8:
[发明]
【中文】一种耐磨超疏水涂层及其制备方法 【EN】Wear-resistant super-hydrophobic coating and preparation method thereof
申请号:
201911174238.5
公开号:CN110862756A 主分类号:C09D175/04
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.11.26 公开日:2020.03.06
发明人:
【中文】李湘祁
;
王宗明
;
张嘉胜【EN】Li Xiangqi
;
Wang Zongming
;
Zhang Jiasheng
摘要:【中文】本发明公开了一种耐磨超疏水涂层及其制备方法。将疏水二氧化硅纳米颗粒的无水乙醇分散液和单组份水性聚氨酯水溶液混合均匀,得到疏水二氧化硅纳米颗粒/单组份水性聚氨酯分散液,然后刷涂或喷涂在基材上,室温固化5h得到耐磨超疏水涂层。所制得的超疏水溶液可长期密闭存放,随用随涂,室温即可固化,十分方便。基材可以为玻璃、金属、塑料、陶瓷以及石材中的任意一种。所述的耐磨超疏水涂层表面静态水接触角151°~153°、滚动角4°~6°,可以在2500Pa的压强下沿直线在320目的砂纸上摩擦1800cm。其具有制备工艺简单、操作方便、绿色环保、成本低廉等优点,具有较高的实用价值和应用前景,可应用于诸多领域。 【EN】The invention discloses a wear-resistant super-hydrophobic coating and a preparation method thereof. Uniformly mixing the absolute ethyl alcohol dispersion liquid of the hydrophobic silicon dioxide nano particles and the single-component aqueous polyurethane solution to obtain the hydrophobic silicon dioxide nano particles/single-component aqueous polyurethane dispersion liquid, then brushing or spraying the dispersion liquid on a substrate, and curing at room temperature for 5 hours to obtain the wear-resistant super-hydrophobic coating. The prepared super-hydrophobic solution can be stored in a sealed way for a long time, can be coated at any time, can be cured at room temperature, and is very convenient. The substrate may be any one of glass, metal, plastic, ceramic, and stone. The static water contact angle of the surface of the wear-resistant super-hydrophobic coating is 151-153 degrees, the rolling angle is 4-6 degrees, and the wear-resistant super-hydrophobic coating can rub 1800cm on 320-mesh sand paper along a straight line under the pressure of 2500 Pa. The preparation method has the advantages of simple preparation process, convenience in operation, environmental friendliness, low cost and the like, has higher practical value and application prospect, and can be applied to various fields.
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9:
[发明]
【中文】一种氧化还原响应性超支化聚前药纳米胶束及其制备方法和应用 【EN】Oxidation-reduction responsive hyperbranched poly-prodrug nano-micelle and preparation method and application thereof
申请号:
201911330181.3
公开号:CN110859966A 主分类号:A61K47/69
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.12.20 公开日:2020.03.06
发明人:
【中文】翁祖铨
;
汤强
;
黄达【EN】Weng Zuquan
;
Tang Qiang
;
Huang Da
摘要:【中文】本发明提供了一种氧化还原响应性超支化聚前药纳米胶束及其制备方法和应用。本发明先将疏水性药物与可被高GSH切割的二硫键连接,然后通过两步RAFT聚合反应合成具有氧化还原响应性的两亲性超支化聚前药纳米胶束。本发明的氧化还原响应性超支化聚前药纳米胶束制备过程简单、具有良好的稳定性、延长的血液循环时间和提高药物的生物利用度等优点。并且该纳米胶束能够针对肿瘤细胞内高GSH浓度的还原环境下发生断裂,快速释放出疏水性药物,抑制肿瘤细胞的增殖。本发明的氧化还原响应性超支化聚前药纳米胶束为肿瘤治疗提供了一种新的选择。 【EN】The invention provides an oxidation-reduction responsive hyperbranched prodrug nano-micelle and a preparation method and application thereof. According to the invention, a hydrophobic drug is connected with a disulfide bond which can be cut by high GSH, and then the amphiphilic hyperbranched poly-prodrug nano-micelle with redox responsiveness is synthesized through two-step RAFT polymerization reaction. The redox-responsive hyperbranched poly-prodrug nano-micelle disclosed by the invention has the advantages of simple preparation process, good stability, prolonged blood circulation time, improved bioavailability of the drug and the like. And the nano micelle can be broken under the reducing environment with high GSH concentration in the tumor cells, so that the hydrophobic drug is quickly released, and the proliferation of the tumor cells is inhibited. The redox-responsive hyperbranched poly-prodrug nano-micelle provides a new choice for tumor treatment.
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10:
[发明]
【中文】一种高粘物料的热质传递及反应装置 【EN】Heat and mass transfer and reaction device for high-viscosity materials
申请号:
201911348150.0
公开号:CN110860262A 主分类号:B01J19/00
申请人:
【中文】福州大学【EN】FUZHOU University
申请日:2019.12.24 公开日:2020.03.06
发明人:
【中文】郑辉东
;
严佐毅【EN】Zheng Huidong
;
Yan Zuoyi
摘要:【中文】本发明公开一种高粘物料热质传递及反应装置,涉及物料换热设备及反应器领域。所述高粘物料传质装置包括:可产生用于加热的磁力场的磁力发生器、用于容置物料及安装磁力发生器的夹套壳体、用于传递物质的分散组件和带动所述分散组件转动的空心轴,所述磁力发生器位于所述壳体内部或外部,所述磁力发生器上、下或左、右对向安装。本发明产生的有益效果包括:加热功率高,传热效率高,缩短物料停留时间,加热均匀,操作的安全性能,并且大大减少了物料的结焦。 【EN】The invention discloses a heat and mass transfer and reaction device for high-viscosity materials, and relates to the field of material heat exchange equipment and reactors. The high-viscosity material mass transfer device comprises: the magnetic force generator can generate a magnetic force field for heating, a jacket shell for containing materials and mounting the magnetic force generator, a dispersing assembly for transferring materials and a hollow shaft for driving the dispersing assembly to rotate, the magnetic force generator is positioned inside or outside the shell, and the magnetic force generator is mounted in an up-and-down or left-and-right opposite mode. The invention has the following beneficial effects: high heating power, high heat transfer efficiency, shortened material retention time, uniform heating, safe operation and greatly reduced material coking.
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