1Research on 5G frequency band selection and antenna optimization setting in coal mineSUN Jiping, ZHANG GaominAnalysis Research1-72Preliminary study on application of artificial intelligence technology in mine intelligent constructionMA Xiaoping, YANG Xuemiao, HU Yanjun, MIAO YanziAnalysis Research8-143Research on digital twin technology for smart mine and new engineering disciplineZHANG Fan, LI Chuang, LI Hao, LIU YiAnalysis Research15-204Simulation analysis on influencing factors of cutting head load of longitudinal roadheaderFENG Junling, TIAN Muqin, HE Ying, WANG XiAnalysis Research21-275Applicability of two grey models in earth-surface subsidence prediction of mining areaSHI Xiaoyu, ZHANG Yanhai, YANG Keming, YAO Shuyi, WANG JianAnalysis Research28-33,816Analysis on structural faults of mine-used linear vibrating screenLI Dong, LIU Yue, WANG Shuai, MENG GuoyingAnalysis Research34-387Concept, realization path and key technologies of intelligent mining based on transparent longwall faceWANG FengSpecial of Intelligentization of Fully-mechanized Coal Mining Face39-42,538Cooperative control technology of shear and hydraulic support on fully-mechanized coal mining faceLIU Qing, HAN Xiuqi, XU Lanxin, QIN WenguangSpecial of Intelligentization of Fully-mechanized Coal Mining Face43-489Application of WiFi communication in fully-mechanized coal mining face of thin seamDONG Wenbo, GAO SiweiSpecial of Intelligentization of Fully-mechanized Coal Mining Face49-5310Intelligent cooperative control of hydraulic support inspired by driveless carNIU JianfengSpecial of Intelligentization of Fully-mechanized Coal Mining Face54-56,7511Coal-gangue image recognition in fully-mechanized caving face based on random forestXUE Guanghui, LI Xiuying, QIAN Xiaoling, ZHANG YunfeiExperimental Research57-6212A detection method for large blocks in underground coal transportationDU Jingyi, HAO Le, WANG Yueyang, YANG Ruonan, WEN JingyiExperimental Research63-6813Research on RAW regrouping in underground monitoring sensor network based on 802.11ahYANG Junqiu, WANG Yanfen, WANG Qianyu, CHEN Xiaojing, LIU Fengzhen, SUN YanjingExperimental Research69-7514A mine-used frequency converter filter deviceRONG Xiang, SHI Han, JIANG Dezhi, SUI Xianming, WANG YueExperimental Research76-8115Open-circuit fault diagnosis of three-level inverter based on Park transformationREN Xiaohong, WAN Hong, YU Xiao, DING EnjieExperimental Research82-86,9316Control strategy of mine-used LCL three-level static var generatorZHANG Chuanjin, LI Yutan, LIU Zhan, TANG Yi, ZHANG XiaoExperimental Research87-9317Experimental research on time-varying law of coal gas desorptionYAO ZhuangzhuangExperimental Research94-9818Design of an adaptive wireless communication system for mine hoistYAN DonghuiExperience Exchange99-10319Application of load balancing algorithm in smart mine software platformGUO Xiucai, ZHANG Yue, HE YaoyiExperience Exchange104-107,11220Research on cross-platform mine emergency rescue path optimization schemeHAO Tianxuan, ZHAO LizhenExperience Exchange108-112 