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p 01-01-1970   Download

Camellia megasepala Hung T. Chang & Trin Ninh, found in Na Hang district, Tuyen Quang province, contains a significant amount of flavonoids and polyphenols, which are important phenolic compounds known for their various biological activities beneficial to human health, including antibacterial and antiinflammatory effects. This study applied the response surface methodology (RSM) to examine the influence of extraction factors on the polyphenol and flavonoid content in golden tea leaves.

8p vijiraiya 19-05-2025 1 1   Download

Bài giảng Tiếp thị trực tuyến (E-Marketing) – Chapter 5: Content Marketing cung cấp kiến thức về việc xây dựng nội dung có giá trị để thu hút, giữ chân và chuyển đổi khách hàng. Bài giảng trình bày nguyên tắc, kỹ thuật và xu hướng phát triển trong tiếp thị nội dung. Mời các bạn cùng tham khảo!

111p hoatrongguong02 15-05-2025 3 1   Download

Several experiments were conducted in a drying chamber, with Natto as the test material. These experiments involved varying the number of trays and the angle of the trays to determine the most appropriate configuration, verify the uniformity of air distribution in the equipment, and evaluate the uniformity of the average moisture reduction of Natto seeds in each batch compared to the established theory in the previous study.

5p vijiraiya 19-05-2025 2 1   Download

In this paper, we will introduce on idea; story of game; how to design Sprites, objects for animation; how to code for players interacting and controlling objects. The contents of game also are set up base on the problems in the 3th grade math.

7p vijiraiya 19-05-2025 0 0   Download

Lesson "Machine Vision" Chapter 1 - Introduction to machine vision, compiled including the following main contents: Introduction; Basic elements of machine vision system; Classification; Technical specifications; Designing a Machine Vision System.

168p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 2 - Digital Image Fundamentals, compiled including the following main contents: Image Sensing and Acquisition; Image Sampling and Quantization; Some Basic Relationships Between Pixels; Basic Mathematical Tools Used in Digital Image Processing.

56p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 4 - Color Image Processing, compiled including the following main contents: Color Fundamentals; Color Models; Basics of Full-Color Image Processing; Color Transformations; Color Image Smoothing and Sharpening.

37p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 5 - Morphological Image Processing, compiled including the following main contents: Preliminaries; Erosion and Dilation; Opening and Closing; Some Basic Morphological Algorithms.

33p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 6 - Image Segmentation, compiled including the following main contents: Fundamentals; Point, Line, and Edge Detection; Thresholding; Image Segmentation Using Deep Learning.

83p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 7 - Object Recognition, compiled including the following main contents: Introduction; Pattern Matching; Feature-based Methods; Artificial Neural Networks.

106p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 8 - Video Processing, compiled including the following main contents: Introduction; Acquisition; Post-acquisition Processing; Image Registration; Spatio-Temporal Processing; Enhancement and Restoration; Action detection / recognition; Video Processing with OpenCV.

49p phongtrongkim0906 16-05-2025 1 1   Download

Lesson "Machine Vision" Chapter 9 - Camera Calibration and 3D Reconstruction, compiled including the following main contents: Camera calibration; Robot Camera Calibration; Pose estimation; Stereo vision.

45p phongtrongkim0906 16-05-2025 1 1   Download

Cultural tourism should pay equal attention to culture and tourism, explore cultural connotation, match cultural resources and tourism industry, and make good use of short video marketing in new media, develop characteristic IP, and coordinate the IP of cities. By the dynamic nature of the sports event, infect various cultural contents related to the event, and let the local and foreign tourists feel the sports scene constructed by the sports event.

4p vinarutobi 06-05-2025 1 1   Download

Using widely accepted scientific research methods in sports and physical education, we evaluated the current practices for testing and assessing learning outcomes in the Aerobics course for Physical Education majors at Bac Ninh Sports University. The findings reveal that, while the evaluation process adheres to the Ministry of Education and Training regulations, the assessment content lacks scientific depth and practical relevance.

4p vimitsuki 06-05-2025 1 1   Download

Bài viết sử dụng phương pháp phân tích nội dung (content analysis) để mô tả chế định tài phán viên trong quy trình tố tụng hình sự của Nhật. Kết quả nghiên cứu đã khái quát quy định của pháp luật Nhật Bản về chức danh tài phán viên, mô tả quyền, nghĩa vụ của chức danh này, đồng thời cũng phân tích được các vấn đề liên quan đến hoạt động nghề nghiệp của họ.

8p visarada 28-04-2025 1 1   Download

This study investigated the effect of nano-CaCO3 content on the hardness (H) and Young’s modulus (E) at the interfacial transition zone (ITZ) surrounding fibers and ultra-high performance concrete (UHPC). Nano-CaCO3 was incorporated at varying contents from 1% to 4% by weight of cement.

11p visarada 28-04-2025 1 1   Download

A comprehensive numerical study was conducted in this study to evaluate the effects of construction technology factors including curing temperature, initial temperature of fresh concrete mixture, type of formwork, type of cement, and cement content on controlling thermal cracking in mass concrete.

18p visarada 28-04-2025 0 0   Download

In the study, the total nitrogen content of natural rubber was determined to evaluate the effectiveness of deproteinization on the synthesis of chemically modified rubber materials. The remaining protein content in the obtained deproteinized natural rubber (DPNR) was analyzed as nitrogen content using the Kjeldahl method.

8p visarada 28-04-2025 1 1   Download

Pakchoi (Brassica rapa subsp. chinensis) is a familiar vegetable and is widely grown in Vietnam and many other Southeast Asian countries. Like other Brassica plants, pakchoi has long been known for its ability to accumulate a variety of metals.

7p visarada 28-04-2025 1 1   Download