Akwai wasu ƙananan ka'idodin da za a iya samu nasarar amfani dasu a kusan dukkanin injunan bincike don neman ainihin abin da kake nema, kuma daya daga cikin hanyoyin da aka fi dacewa shine amfani da ƙara da kuma cirewa alamomi a cikin shafukan yanar gizo naka. . Wannan an san shi da sunan Boolean kuma yana daya daga cikin hanyoyin da za a iya amfani da shi a cikin bincikenka (kazalika da ɗaya daga cikin mafi nasara). Wadannan dabarun suna da sauƙi, duk da haka suna da tasiri sosai, kuma suna ƙoƙari suyi aiki a kusan duk injunan bincike da kuma bincike kan kundin yanar gizo.
Mene ne Boolean Search?
Boolean bincike ba ka damar hada kalmomi da kalmomi ta amfani da kalmomi NA, KO, BA da kuma NEAR (wanda ba a sani da masu amfani da Boolean) don ƙayyade, shimfida, ko ƙayyade bincikenka ba. Yawancin kayan bincike na Intanit da kuma adiresoshin yanar gizon da suka dace zuwa wadannan siginan bincike a duk wata hanya, amma mai kyau mai binciken yanar gizo ya kamata ya san yadda za a yi amfani da masu amfani na Boolean.
A ina ne kalmar Boolean ta samo asali?
George Boole, mai ilimin lissafin Ingilishi a karni na 19, ya ci gaba da "Boolean Logic" domin hada halayen wasu kuma ya ware wasu ka'idodin lokacin binciken bayanai.
Yawancin bayanai na intanit da kuma injunan bincike suna tallafawa binciken Boolean. Boolean dabaru za a iya amfani da su don gudanar da bincike masu tasiri, da yanke wasu takardun da ba'a danganta su ba.
Shin Boolean Search Complicated?
Amfani da Boolean Sadarwa don fadada da / ko kunkuntar bincikenku ba ƙari ba ne kamar sauti; a gaskiya, za ku iya rigaya yin hakan. Boolean ƙwarewa shine kawai kalmar da aka yi amfani da shi don bayyana wasu ayyukan da aka yi amfani da ita don hada sharuɗan bincike a yawancin bayanai na bincike da kundayen adireshi a kan Net. Ba kimiyya ba ne, amma tabbas sauti ne (kokarin gwada wannan magana a tattaunawa ta kowa!).
Yaya zan yi Boolean Search?
Kuna da zaɓi biyu: zaka iya amfani da masu yin amfani da Boolean masu kyau (AND, OR, BA, ko NEAR, ko kuma zaka iya amfani da matakan math ɗinka daidai yake da kai, mai bincike, wace hanya kake daɗi da. :
Boolean Masu Bincike
- Mai amfani da bincike na Boolean yana daidai da alamar "+".
- Binciken mai bincike Boolean ba daidai ba ne da alamar "-".
- Binciken mai bincike OR shine kafa tsoho na kowane injin bincike; ma'ana, duk injunan bincike za su dawo da duk kalmomin da ka rubuta a cikin ta atomatik.
- Mai bincike na mai bincike NEAR ya daidaita daidai da saka tambayoyin bincike a quotes, watau, "sponge bob squarepants". Kuna nuna gaskiyar injiniyar da kake so duk waɗannan kalmomi, a cikin wannan tsari na musamman ko wannan magana.
Matsalar Magana - Boolean - Za a iya taimakawa tare da Binciken Yanar Gizo
Matsarar matsa na iya taimaka maka a cikin binciken yanar gizonku. Ga yadda yake aiki:
- Alamar musa:
Yi amfani da "-" alama lokacin da kake son injiniyar bincike don samun shafukan da ke da kalmomin bincike ɗaya a kansu, amma kana buƙatar injiniyar bincike don ware wasu kalmomin da ke haɗe da wannan kalmar nema. Misali:
- Superman -Krypton
Kana gaya wa injunan binciken da kake son samun shafukan da kawai suna da kalmomin "Superman", amma cire jerin da suka hada da bayanai game da "Krypton". Wannan hanya ce mai sauƙi da sauƙi don kawar da ƙarin bayani kuma ya kunsa bincikenku; kuma za ku iya yin kirtani na cire kalmomi, kamar wannan: superman -krypton - "lex luthor".
- Ƙarin alama:
Yanzu da ka san yadda za a kawar da sharuddan bincike, ga yadda zaka iya ƙara su, ta amfani da alamar "+". Alal misali, idan kana da sharudda da dole ne a mayar da shi a duk sakamakon bincikenka, zaka iya sanya alama ta gaba a gaban sharuɗan da kake bukata a haɗa, kamar:
- kwallon kafa + nfl
Sakamakon bincikenku zai sami waɗannan kalmomi guda biyu.
Ƙarin Game da Boolean
Ka tuna cewa ba dukkanin injunan bincike da kundayen adireshi sun goyi bayan ka'idodin Boolean. Duk da haka, mafi yawancin haka, kuma zaka iya gano idan wanda kake so ya yi amfani da goyan bayan wannan ƙwarewar ta hanyar tuntuɓar FAQs (Frequently Asked Questions) a shafin yanar gizon ko masaukin.
Pronunciation: BOO-le-un
Har ila yau Known As: Boolean, ƙwararrun ƙwararraki, bincike mai zurfi, masu aiki da ƙwaƙwalwar ajiya, masu amfani da fasaha, fassarar bayani, binciken bincike , dokokin aiki
Misalan: Yin amfani da DA ta ragar da bincike ta hanyar hada sharudda; zai dawo da takardun da ke amfani da waɗannan sharuɗɗan bincike da ka saka, kamar yadda a wannan misali:
- Portland DA Oregon
Yin amfani da KO yana fadada wani bincike don hada da sakamakon da ya ƙunshi ko dai daga cikin kalmomin da kake bugawa.
- masu sassaucin ra'ayi KO masu dimokiradiyya
Yin amfani da BA za ta rage bincike maimakon ban da wasu sharuddan bincike.
- Oregon NOT tafiya
Boolean Bincike: Amfani don Neman Bincike
Boolean fasahar bincike yana daya daga cikin ginshiƙan gine-gine a karkashin kayan injuna na zamani . Ba tare da saninsa ba, muna amfani da wannan bincike ne mai sauƙi kusan duk lokacin da muke bugawa a cikin wani bincike. Ƙarin fahimtar tsari da ilimin binciken Boolean zai ba mu gwaninta da ake buƙatar mu sa bincike mu ya fi dacewa.