Terry Welch improved the scheme in 1984 Chinese Traditional / 繁體中文 0000003026 00000 n x�3T0 BC]=Cce����U�e�g �Hl�$TT@�3�H�%�+ ҁ��i ��V >> 0000001661 00000 n %PDF-1.5 Italian / Italiano endobj Greek / Ελληνικά %PDF-1.2 %���� ط��d�n�N����$ggl��-%~<>rs�������]O�ݯ�9�u�rH1qh��A�k����yz�~z��~)r��i*r��$8-�"�N9.���˔�*��>Zx8MG9&��7�q��1ט_^�\ç����7��>��|8��?>OC�P_vh�j���җa�bNe��/�?�;g������Eyx=f���c�7��g�$���r����S���>�-.�o��u���oX�s�tx0���p����}^���N�i�Er�.�����\}����L�x����7��/Zϰz>=H羅���#�;� +��� ��`/�T /Colors 3 /Filter /FlateDecode German / Deutsch �e8�_�%+�"�*ekY�S�*���{�NU�*�k'���9�� �(�2l�!�� ���*|z�ˤ�ʮ�-�e��5K�v 3�ޠ� � >> /XObject << Higher compression increases the amount of useful data a single system is capable to handle and makes more space for indices and query pro-cessing intermediates. /Filter /FlateDecode H�b```�C��Wx���(����I�a��?L[Df%hU�=�f���-vy���FW�����.-..�� ��;�r�z${\1�y��r��®p�V��p���'�,!�Β��������� ��� 65 0 obj << /Linearized 1 /O 67 /H [ 962 325 ] /L 53710 /E 7570 /N 20 /T 52292 >> endobj xref 65 28 0000000016 00000 n /Type /XObject 0000000962 00000 n 0000005601 00000 n 0000004663 00000 n stream /ProcSet [/PDF] Polish / polski /Width 1196 �Y�#.f���Гu��B�U� I� �=��w���j�E%��$ю���6Q�̊^WH^db����=�ES7$%&��)g�nülXa]ܪ!z���5)��2kp��Dʤf�f�v��im{����ݘav+#���`3��CN�jl{�(E"K8�mЎBԢ�1X,�-���쉝/���@���ļ*�S�v��ଚ�k����V�{T�nc���]�H7��6{+�fl2��gN|k�� /BitsPerComponent 8 Croatian / Hrvatski The first employs the same table-level compression dictionary used in classic row compression to compress data based on repetition within a sampling of data from the table as a whole. Kazakh / Қазақша >> IBM Knowledge Center uses JavaScript. /Subtype /Form 0000005138 00000 n /Font << /F8 11 0 R /F16 14 0 R >> �I`. Adaptive Coding with Embedded Dictionary - DCLZ Algorithm. endstream �X�Rz�[��u���J�XL�c�%� 1�:�R#�Qu�>��:B!��)�̓�LF~���m�h��?Ux��?߹r�����:�Ʌ1����vT^��`��B!�̕m�JIo�ݾ=�H���p7g�}�J_C-���C�Hi֡�΂ʫ��j֡B!���2LEQ޶-�eK8��X�R�f�r\{mEU�T� 0000005710 00000 n Adaptive compression actually uses two compression approaches. /Im1 16 0 R L��׃���B!d /PTEX.PageNumber 1 Is better tailored to the specific source. �$�B!�B�J !�B!d 2 0 obj << /Resources << Portuguese/Portugal / Português/Portugal stream 0000005919 00000 n >> 0000005940 00000 n Second, dictionaries reside in RAM at all Adaptive Dictionary-based Compression Build the dictionary adaptively Necessary when the source data is not plain text, say audio or video data. trailer << /Size 93 /Info 64 0 R /Root 66 0 R /Prev 52282 /ID[] >> startxref 0 %%EOF 66 0 obj << /Type /Catalog /Pages 62 0 R >> endobj 91 0 obj << /S 218 /Filter /FlateDecode /Length 92 0 R >> stream /BBox [0 0 595.276 841.89] This algorithm is known as DCLZ (Data Compression according to Lempel and Ziv). /PTEX.FileName (/var/tmp/pdfjam-OsPUIv/source-1.pdf) Czech / Čeština �$��ٸ1D���̙��J��|LJ�Q���W���~)A*�D�g!xXGB!�RJ>. /PTEX.FileName (./EDBT-out/paper_25.pdf) /Length 36748 Bulgarian / Български Arabic / عربية /Resources << Slovak / Slovenčina endstream i.e., data structures that store the dictionary of domain encoding in a compressed way. x���y�e�7�_U�}���{z�NV�@X� aAA�GtF�e���y��Q_g�Q_�tTTVY٢!��l$�t��$$�,���>�~����d��Z�]�������SUWw���nN�eB!�B�x�B!�B)J !�B!d adaptive compression definition: A data compression technique that dynamically adjusts the algorithm used based on the content of the data being compressed. 0000000907 00000 n /Columns 1196 Spanish / Español << Search in IBM Knowledge Center. By commenting, you are accepting the DISQUS terms of service. /PTEX.PageNumber 283 /Im310 15 0 R e�{ /Length 38 /Predictor 10 Original methods due to Ziv and Lempel in 1977 (LZ77) and 1978 (LZ78). }!��m��lW��m��U��ߗ�z�Q�=�E�5z�+�Z��턽���o��Qi\. '��۲% Catalan / Català 3O��)(D��dz��?�M�R����}��vNX�`i���F�*��!�Bm��(�##�@ �A�7\E����03���v;�eD� ݇L���/݃L7�D1.�;Ne��FX���k8K1.M!�BtCI`a$ }}鮮TWW�ĉ�&%>���XZ[mmm��V%�%)Ӈx'b�HBf0�7)K5��\ �BXX�C!�B /ColorSpace /DeviceRGB /Height 328 /PTEX.InfoDict 21 0 R e�c��f�es��=7e�e6D�H�qC�\l�T"�,�6���G�X�����X�N��ﲋ��^Y��6���X*`�W#HĀ�vU���� 0000001841 00000 n FI��d������T:m��oL��ՙ[[�mm����J ��e��x'������s��Zs5�h!�BH^( ��Pv4�;v,�L���Q�繆�hy���f6�D��w�@��u4�X�Ne�����B!��( ,�� Bތ�I֡����J�����u(�B!�l���JI��'::b'N������6-\�\��Y[K�>�'&ٌ�$�5�2?�pp�E���`!�B9e�'���Ç�������T��Y-r-X�t�ֱ�YDl7B�yr�u4,px.�o5\烣7!�BcS7 ���tt��y'���z?��<7}�}�"���Z4�����#� �0�P���w|�a��:B!���k�%������[�����dM&?6�l���=N'�m Finnish / Suomi 0000001287 00000 n Romanian / Română Portuguese/Brazil/Brazil / Português/Brasil Bosnian / Bosanski 0000001947 00000 n Swedish / Svenska