Vol. 227 No. 15 (2022): NATURAL SCIENCES - ENGINEERING - TECHNOLOGY

NATURAL SCIENCE – ENGINEERING – TECHNOLOGY

• CNN-BASED FEATURES FOR FILTERING OF CRISIS RELATED SOCIAL MEDIA MESSAGES

  Dao Nam Anh, Nguyen Quynh Anh*, Le Manh Hung

  3 - 13

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• FLOOD WATER DEPTH ESTIMATION FOR THE HISTORICAL FLOOD IN QUANG BINH PROVINCE, VIETNAM IN 2020 USING SENTINEL-1A IMAGES

  Nguyen Hung An*, Nguyen Tien Phat, Vu Duy Dong, Mai Quoc Khanh

  14 - 22

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• AN APPROACH FOR BUILDING A CHATBOT SYSTEM FOR THE ADMISSION PROCESS OF DA LAT UNIVERSITY

  Phan Thi Thanh Nga, Nguyen Thi Luong, Ta Hoang Thang, Thai Duy Quy

  23 - 32

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• JOB SERVICE DEMAND BASED RESOURCE ALLOCATION POLICY FOR CLOUD-FOG COMPUTING ENVIRONMENTS

  Tran Thi Xuan*, Phung Trung Nghia

  33 - 39

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• AN EFFICIENT ALGORITHM FOR CONVERTING A SPREADSHEET OF ROWS WITH IMPLICIT PARENT-CHILD RELATIONSHIPS TO A DATABASE TABLE OF ROWS WITH EXPLICIT PARENT-CHILD RELATIONSHIPS

  Pham Van Viet

  40 - 46

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• DYNAMICAL ANALYSIS OF A PREDATOR - PREY MODEL USING HUNTING STRATEGIES

  Ha Thi Ngoc Yen*, Nguyen Phuong Thuy

  47 - 57

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• DESIGN AND REALIZATION OF A MULTI-WAVELENGTH DIODE LASER DEVICE FOR WOUND HEALING TREATMENT

  La Thuy Linh, Bui Binh Nguyen, Tang Duc Loi, Tong Quang Cong, Tran Quoc Tien, Aliaksandr Mikulich, Nguyen Thanh Phuong, Nguyen Thi Bich Phuong, Nguyen Thi Yen Mai, Vu Thi Nghiem

  58 - 65

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• ALL-OPTICAL KARHUNEN-LOEVE TRANSFORM USING MMI COUPLERS FOR IMAGE PROCESSING APPLICATIONS

  Bui Thi Thuy, Dang The Ngoc, Le Trung Thanh

  66 - 74

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• A 2.4 TO 3 Gb/s REFERENCE-LESS HALF-RATE CDR WITH ADAPTIVE EQUALIZER IN WIRELINE RECEIVERS

  Nguyen Thi Thao, Le Thi Luan, Nguyen Thanh, Mai Thanh Hai, Nguyen Le Van, Le Tien Hung, Nguyen Huu Tho

  84 - 92

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• CHARACTERISTIC PHYSICAL PROPERTIES OF B-DOPED GERMANENE NANORIBBONS: A DFT STUDY

  Hoang Van Ngoc, Trieu Quynh Trang

  75 - 83

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• PREPARATION OF CHITOSAN/POLY VINYL ALCOHOL HYDROGEL CROSSLINKED BY GLYOXAL TOWARDS APPLICATIONS IN THE REMOVAL OF COPPER (II) IONS FROM AQUEOUS SOLUTIONS

  Bui Thi Thao Nguyen*, Nguyen Nhi Tru, Ha Thi Tram Anh, Nguyen Thi Quynh Giao, Huynh Thi Ngoc Han

  93 - 99

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• APPLIED GENETIC ALGORITHM DESIGN DUAL PID CONTROLLERS TO CONTROL THE GANTRY CRANE FOR COPPER ELECTROLYSIS

  Do Van Dinh

  100 - 109

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• SYNTHESIS AND CHARACTERIZATION OF SUPERHYDROPHILIC SELF-CLEANING FILM BASED ON TiO2/SiO2 COMPOSITE FOR PHOTOVOLTAIC APPLICATIONS

  Luu Tuan Anh, Tran Hoang Thao Nhi, Nguyen Thi My Anh

  110 - 116

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• EVALUATION OF THE ROLE OF TREES IN REMOVING AIR POLLUTANTS AT SELECTED UNIVERSITIES IN HO CHI MINH CITY USING I-TREE ECO MODEL

  Tran Thu Trang, Nguyen Dang Khoa*, Do Minh Truyen, Vu Thi Quyen

  117 - 129

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• CALCULATION AND ANALYSYS OF ELECTRON TRANSPORT COEFFICIENTS IN TRIES-N2 GAS MIXTURES

  Phan Thi Tuoi, Dao Van Da, Do Anh Tuan, Pham Xuan Hien

  139 - 145

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• ENVIRONMENTAL IMPACTS AT MINING COMPANY: A CASE STUDY IN DAI TU DISTRICT AND ENVIRONMENTAL SOLUTIONS

  Pham Ngoc Huyen

  130 - 138

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• OPTICAL-FLOW AND CROSS-CORRELATION ALGORITHMS FOR ANALYZING JET FLOW

  Tran The Hung, Le Dinh Anh, Nguyen Anh Van

  146 - 154

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