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Lightweight target detection network for UAV platforms 无人机平台轻型目标检测网络
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233120.3021
Dandan HUANG, Han GAO, Zhi LIU, Lintao YU, Huiji WANG
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引用次数: 0
Indoor self-supervised monocular depth estimation based on level feature fusion 基于水平特征融合的室内自监督单目深度估计
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233120.2993
Deqiang CHENG, Huaqiang ZHANG, Qiqi KOU, Chen LÜ, Jiansheng QIAN
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引用次数: 0
Polarization parameter partition optimization restoration method for underwater degraded image 水下退化图像偏振参数分区优化恢复方法
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233120.3010
Ronghua LI, Changye CAI, Shenghui ZHANG, Yunhe XU, Haotian CAO
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引用次数: 0
Gating characteristics of GaAs photocathode image intensifier 砷化镓光电阴极像增强器的门控特性
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233117.2505
Dong LI, Kaixiang YANG, Liang SHENG, Yang LI, Baojun DUAN, Mei ZHANG
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引用次数: 0
Geometric error identification of rotary axes based on misaligned tower-shaped artefact 基于偏差塔形伪影的旋转轴几何误差辨识
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233121.3125
Tao CHENG, Sitong XIANG, Hainan ZHANG, Jianguo YANG
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引用次数: 0
Face recognition algorithm incorporating CBAM and Siamese neural network 结合CBAM和Siamese神经网络的人脸识别算法
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233121.3192
Xiangzhou MENG, Yingjun LI, Guicong WANG, Tiansheng MENG
é’ˆå¯¹ä¼ ç»Ÿäººè„¸è¯†åˆ«æ–¹æ³•è¯†åˆ«æ€§èƒ½è¾ƒå·®ï¼ŒåŸºäºŽæ·±åº¦å­¦ä¹ çš„æ–¹æ³•åœ¨éžé™åˆ¶æ¡ä»¶ä¸‹è¯†åˆ«è¾ƒä¸ºå›°éš¾ï¼Œäººè„¸ç‰¹å¾åŒºåˆ†æ€§å¼±ï¼Œè¯†åˆ«ç²¾åº¦å®¹æ˜“å—åˆ°å§¿åŠ¿ã€è¡¨æƒ ç­‰æ–¹é¢å½±å“çš„é—®é¢˜ï¼Œæå‡ºäº†ä¸€ç§å¼•å ¥å·ç§¯å—æ³¨æ„åŠ›æ¨¡å—çš„å­ªç”Ÿç¥žç»ç½‘ç»œæ¨¡åž‹ç»“æž„ã€‚è¯¥ç»“æž„æ˜¯åŸºäºŽå­ªç”Ÿç¥žç»ç½‘ç»œï¼ˆSiamese neural networkï¼‰çš„åŸºç¡€æ¡†æž¶è¿›è¡Œæ”¹è¿›çš„ï¼Œåœ¨æ¡†æž¶ä¸­å¼•å ¥æ”¹è¿›çš„VGG11_BN模型进行特征提取。该模型是在VGG11ç»“æž„çš„åŸºç¡€ä¸Šå¼•å ¥æ‰¹å½’ä¸€åŒ–ï¼ˆBatch Normalization，BNï¼‰æŠ€æœ¯ï¼Œåœ¨åŽŸæ¨¡åž‹ç»“æž„çš„åŸºç¡€ä¸Šï¼Œæå‡ºå¼•å ¥CBAMæ··åˆæ³¨æ„åŠ›æœºåˆ¶çš„ç‰¹å¾æå–ç½‘ç»œï¼›æœ€åŽï¼Œé’ˆå¯¹ç›®å‰äºšæ´²äººçš„äººè„¸è¯†åˆ«è®­ç»ƒè¾ƒå°‘çš„æƒ å†µï¼Œé‡‡ç”¨æ›´åŠ ç¬¦åˆäºšæ´²äººè„¸ç‰¹å¾çš„CASIA-FaceV5数据集进行识别训练。实验结果表明：本文算法在人脸识别方面的准确率达到了96.67%，并且在CAS-PEAL-R1人脸数据集上比SRGES，VGG11+siamese算法的准确率分别提升6.05%，6.7%ã€‚è¯¥ç®—æ³•å¯ä»¥åœ¨å¤šå› ç´ å½±å“ä¸‹æ›´å¥½åœ°è¿›è¡Œäººè„¸è¯†åˆ«éªŒè¯ï¼Œå ·æœ‰è‰¯å¥½çš„ç¨³å®šæ€§ã€‚
我是一名学生，我想在这里和大家分享一下我的故事。暹罗神经网络(Siamese neural network)网络VGG11CBAM的 "FaceV5 "功能FaceV5 FaceV5 FaceV5 FaceV5 FaceV5 FaceV567%CAS-PEAL-R1RGESVGG11+siamese6.05%6.7%ã该ç®ç®æ³å¯ä"¥å¨¨å¤å´ å½±åä¸æ´å¥å°½è¿è¿è¡è¡äº¸¸è¯å "é "ªè¯¼å -æ该稳å®æ§ã
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引用次数: 0
Efficient low Reynolds number micromixer with magic cube structure 魔方结构高效低雷诺数微混合器
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233119.2850
Xinxin LI, Yihui WU
ä¸ºäº†åœ¨é›·è¯ºæ•°æ¡ä»¶ä¸å®šçš„å°å°ºå¯¸çš„èŠ¯ç‰‡å† éƒ¨é›†æˆé«˜æ•ˆçš„æ··åˆåŠŸèƒ½ï¼Œæ ¹æ®è²å ‹å®šå¾‹å’Œå¸ƒæœ—è¿åŠ¨çš„çˆ±å› æ–¯å¦å ³ç³»å¼æå‡ºäº†ä¸€ç§é€šè¿‡åŒ¹é æŽ¥è§¦é¢æé«˜æµ“åº¦å·®çš„ç­–ç•¥æ¥è®¾è®¡å¾®æ··åˆå™¨ï¼Œå¯¹ç§‘æ©è¾¾æ•ˆåº”è¿›è¡Œäº†æ‰©å±•ï¼Œåˆ†æžäº†æµä½“åœ¨é€šé“è¡¨é¢çš„æµåŠ¨æ–¹å‘ï¼Œä»Žç‰¹å®šå¾®é€šé“æ¨¡å—ä¸­æŠ½è±¡å‡º4ç§å ·ä½“åŠŸèƒ½ã€‚é€šè¿‡æ¨¡å—çš„åŠŸèƒ½æ¥é¢„æµ‹å’Œè°ƒæŽ§æµ“åº¦æ¢¯åº¦å¹¶æž„å»ºå¾®æ··åˆå™¨ã€‚ä½¿ç”¨4ç§åŠŸèƒ½æ¨¡å—æ¥æ—‹è½¬å¹¶åŒ¹é æµä½“ç•Œé¢ï¼Œè®¾è®¡äº†ä¸¤ç§ä¸‰ç»´ç»“æž„çš„è¢«åŠ¨å¼å¾®æ··åˆå™¨ã€‚é‡‡ç”¨ä¸‰ç»´Navier-Stokesæ–¹ç¨‹ç»„è¿›è¡Œäº†æ•°å€¼åˆ†æžï¼Œå¹¶é€šè¿‡è½¯å ‰åˆ»å·¥è‰ºåˆ¶ä½œå¾®æ··åˆå™¨è¿›è¡Œäº†å®žéªŒéªŒè¯ã€‚å®žéªŒå’Œä»¿çœŸç»“æžœè¡¨æ˜Žï¼Œåœ¨é›·è¯ºæ•°ä¸º0.1~100å† ï¼Œè®¾è®¡çš„å¾®æ··åˆå™¨åœ¨3.3 mm，即22倍水力直径长度处能稳定提供94%~99%çš„æ··åˆæ•ˆçŽ‡ï¼Œåœ¨ç­‰æ°´åŠ›ç›´å¾„æ¡ä»¶ä¸‹å ·æœ‰æ˜Žæ˜¾çš„ä¼˜åŠ¿ï¼Œè€Œä¸”ç»“æž„æ˜“äºŽåœ¨èŠ¯ç‰‡ä¸Šé›†æˆï¼Œè¯æ˜Žäº†æ¨¡å—åŒ–è®¾è®¡çš„ä¼˜è¶Šæ€§ã€‚
为äºå¨é-诺ºæ°æ¡ä"¶ä¸å®çå°å°ºå¯¸çè¯çå é¨éæé "æçæ--åè½¼ï¹æ®è²å å®å¾å¾åæè¿å¨çç±å æ¯å¦å ³ç³"å¼æåºäººä¸ç§éè¿éå¹Stokes "的 "炖牛肉 "和 "炖牛肉 "的 "炖牛肉 "的 "炖牛肉 "都是0.1~100 μm，3.3 mm，22 μm，94%~99%。
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引用次数: 0
Direct monitoring of strontium in aerosols by laser-induced plasma spectroscopy 激光诱导等离子体光谱法直接监测气溶胶中的锶
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233119.2827
Hongyu HE, Zhixing GAO, Yun HE, Xiaohua ZHANG, Bing GUO
æ°”æº¶èƒ¶ä¸­é”¶å ƒç´ çš„ç›‘æµ‹å¯¹äºŽå¤§æ°”æ±¡æŸ“é˜²æ²»å’Œå·¥ä¸šè®¾æ–½æŽ’æ”¾ç›‘æŽ§å ·æœ‰é‡è¦æ„ä¹‰ã€‚æ¿€å ‰è¯±å¯¼ç­‰ç¦»å­ä½“å ‰è°±æŠ€æœ¯å ·æœ‰æ— éœ€é‡‡æ ·é¢„å¤„ç†ã€å¯åŽŸä½å¿«é€Ÿæ£€æµ‹ç­‰ä¼˜åŠ¿ï¼Œåœ¨çŽ¯å¢ƒä»‹è´¨æˆåˆ†ç›´æŽ¥åœ¨çº¿ç›‘æµ‹æ–¹é¢å ·æœ‰æžå¤§çš„åº”ç”¨æ½œåŠ›ã€‚ä»‹ç»äº†åŸºäºŽå®žéªŒå®¤æ­å»ºçš„LIPSè£ ç½®å¼€å±•çš„æ°”æº¶èƒ¶ä¸­é”¶å ƒç´ çš„ç›´æŽ¥æŽ¢æµ‹å·¥ä½œã€‚åˆ©ç”¨æ•´ä½“å¹³å‡æ³•å¯¹æ°”æº¶èƒ¶ç­‰ç¦»å­ä½“è¿›è¡Œå ‰è°±åˆ†æžï¼Œç»“æžœæ˜¾ç¤ºå®žéªŒè£ ç½®å¯¹é”¶å ƒç´ çš„æ£€æµ‹é™ä¸º809 μg/m3ã€‚å¯¹äºŽä½Žå¯†åº¦æ°”æº¶èƒ¶å ‰è°±ï¼Œæ¡ä»¶åˆ†æžæ³•å¯ä»¥å°†å¹³å‡å ‰è°±çš„ä¿¡å™ªæ¯”æå‡8å€ã€‚åŸºäºŽå®žéªŒç»“æžœè®¨è®ºäº†å«é”¶æ°”æº¶èƒ¶ç»Ÿè®¡å­¦ç‰¹æ€§å’Œæ•°æ®åˆ†æžæ–¹æ³•çš„å½±å“ã€‚æ°”æº¶èƒ¶ä¸­é¢—ç²’ç‰©çš„å¯†åº¦å¯¹ç­‰ç¦»å­ä½“æ¸©åº¦çš„å½±å“æžå°ï¼Œå ‰è°±å¼ºåº¦å˜åŒ–ç›´æŽ¥ååº”äº†æ¿€å ‰æ¿€å‘æ°”æº¶èƒ¶é¢—ç²’ç‰©çš„æ•°é‡ã€‚é€šè¿‡å¯¹æ¡ä»¶åˆ†æžæ³•ä½¿ç”¨èŒƒå›´çš„è®¨è®ºï¼Œæå‡ºåœ¨æµ‹é‡å‘¨æœŸå† åˆ©ç”¨ç´¯è®¡å ‰è°±å–ä»£å¹³å‡å ‰è°±ï¼Œå¯å°†ç³»ç»Ÿçš„çµæ•åº¦æå‡è¿‘3ä¸ªæ•°é‡çº§ã€‚å®žéªŒè£ ç½®çš„æ£€æµ‹é™è¾¾åˆ°1.3 μg/m3，初步满足工业排放监测的需求。
餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛蝐餃餈銝芸楛炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮炖煮我是一名学生，在这里我学到了很多。3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg/m3 Îg m33 μg/m3ï¼å¥æ "¡è¶³å-¥ä¸æ¾çæµçéæ±ã
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引用次数: 0
Influence of non-uniform distributions of thermochemical parameters on measurement of sooting flame temperature by two-color laser absorption spectroscopy 热化学参数不均匀分布对双色激光吸收光谱法测量烟气温度的影响
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233119.2799
Ningbo LIU, Yijia ZHAO, Shengyao LU, Liuhao MA
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引用次数: 0
Trajectory planning scheme for ultra-precision system 超精密系统轨迹规划方案
Q3 Materials Science
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Pub Date : 2023-01-01 DOI: 10.37188/ope.20233117.2534
Ailin LI, Jing LI
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引用次数: 0
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