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          • Term
            • Σφάλμα Ψηφιακής Καταγραφής Σήματος
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          • Definition(s)
            • Στην οπτική είναι το φαινόμενο κατά το οποίο η δημιουργία μιάς εικόνας σε μια οθόνη με στοιχειώδη τμήματα απεικόνησης (pixel) μεγάλου μεγέθους, μεγαλύτερα από τις λεπτομέρειες της εικόνας, έχει σαν συνέπεια παραμορφώσεις της εικόνας Own research - by STAMATIOS FASSOULAKIS
          • Example sentence(s)
            • σε γενικές γραμμές είναι η ψευδής αναπαραγωγή κυματομορφής εισόδου σε ψηφιακό παλμογράφο αποθήκευσης. Επίσης περίπτωση όπυ το ψηφοποιημένο σήμα δεν έχει ακριβώς την ίδια συχνότητα με το αναλογικό σήμα. - Λεξικό Τεχνολογίας Στ by STAMATIOS FASSOULAKIS
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    • Romanian
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          • Term
            • aliasing
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            • Efectul de aliasing apare la reconstituirea unor semnale analogice din eşantioane digitale şi are ca rezultat obţinerea de semnale diferite (alias) cu acelaşi grad de încredere din punct de vedere al metodei utilizate (eşantionarea unui semnal electric - ex.3, sau optic - ex.2 ) sau obţinerea unei imagini distorsionate la reconstituirea originalului din eşantioane digitale (obţinute cu senzorul optic discret la aparate foto digitale). Mai există un tip de aliasing în programare (IT) când date din memorie pot fi accesate sub nume diferite (alias). DEX'98: ÁLIAS adv. Zis și..., pe nume și... [Pr.: -li-as] – Cuv. lat. Own research - by Anton Popescu
          • Example sentence(s)
            • Astfel ca frecventa de esantionare fs trebuie sa fie cel putin dublul benzii fs  2 fN (T. Shanon). Interferenta dintre versiunile repetate se numeste aliere (suprapunere, aliasing) si ea împiedica reconstructia semnalului. Necesitatea limitarii fB prin filtru anti-alias. - Interfaţarea sistemelor embedded cu lum by Anton Popescu
            • Aceste plăci au în componenţă filtre anti-aliasing de până la 8x(anti-aliasing este o tehnică de minimizare a distorsiunilor care apar la reprezentarea unui semnal de înaltă rezoluţie la o rezoluţie scăzută). - NVIDIA 3 în 1 by Anton Popescu
            • Altă problemă care este evitată dacă se îndeplineşte criteriul Nyquist este cea cunoscută ca deghizarea semnalului (aliasing) - Universitatea tehnică Cluj-Napoca by Anton Popescu
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