منابع مشابه
the effectiveness of strategy-based instruction in teaching english as a second or foreign language: a meta-analysis of experimental studies
a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...
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analysis of power in the network society
اندیشمندان و صاحب نظران علوم اجتماعی بر این باورند که مرحله تازه ای در تاریخ جوامع بشری اغاز شده است. ویژگیهای این جامعه نو را می توان پدیده هایی از جمله اقتصاد اطلاعاتی جهانی ، هندسه متغیر شبکه ای، فرهنگ مجاز واقعی ، توسعه حیرت انگیز فناوری های دیجیتال، خدمات پیوسته و نیز فشردگی زمان و مکان برشمرد. از سوی دیگر قدرت به عنوان موضوع اصلی علم سیاست جایگاه مهمی در روابط انسانی دارد، قدرت و بازتولید...
15 صفحه اولHuffman Coding and Position based Coding Scheme for Image Compression: An Experimental Analysis
The paper attempts a comparison between Huffmancoding and Position Based Coding Scheme introduced by the authors.After a review of various image compression standards and image compression coders, it is observed that there is a need to study the post-transformation matrix in a JPEGenvironment and accordingly, brought out a coding scheme based on the position of elements of the transform coeffic...
متن کاملPosition Based Coding Scheme and Huffman Coding in JPEG2000: An Experimental analysis
The paper compares the novel method of position based coding scheme introduced recently by the authors with Huffman coding results. The results show that Position Based Coding Scheme (PBCS) is superior in terms of image compression ratio and PSNR. In PBCS, by identifying the unique elements and by reducing redundancies the coding has been performed. The results of JPEG2000 image compression wit...
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ژورنال
عنوان ژورنال: Memory & Cognition
سال: 1973
ISSN: 0090-502X,1532-5946
DOI: 10.3758/bf03208917