Inference in First Order Logic (FOL) and Unification

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  • เผยแพร่เมื่อ 19 ก.ค. 2015
  • Introduction to inference in FOL and unification (no unification algorithm is offered, but the idea is discussed).

ความคิดเห็น • 24

  • @AvroStrategies
    @AvroStrategies 8 ปีที่แล้ว +35

    Best explanation I've come across - struggled with these concepts from the book (Russell & Norvig - v.3) and reviewed a few other videos. No one else does such a simple but excellent job!! Thanks.

  • @apurvamisaki
    @apurvamisaki 8 ปีที่แล้ว +4

    nicely explained! since you used Russel - Norvig book as the reference it made it easier to understand. thanks! keep up the good work!

  • @nishitpatel5686
    @nishitpatel5686 2 ปีที่แล้ว +2

    you are doing great job keep it up!
    your content is very reliable and useful

  • @montanawong9251
    @montanawong9251 8 ปีที่แล้ว +9

    Great video, you did a great job explaining these concepts. I'm also using R&N's book for my AI class.

  • @xtree2817
    @xtree2817 5 ปีที่แล้ว +4

    thank you so much for saving my day.........

  • @bahar4813
    @bahar4813 4 ปีที่แล้ว

    Thank you so much🙏🏻🙏🏻 It was perfect

  • @ProEray
    @ProEray 3 ปีที่แล้ว

    Hi, thanks for the video, pretty clear. One question though: Shouldn't there be a universal quantifier in the sentence R1?

  • @derekdj6790
    @derekdj6790 5 ปีที่แล้ว

    Thank you so much

  • @devanshusachdev7367
    @devanshusachdev7367 4 ปีที่แล้ว

    Can we say that there are two ways of inferring in FOL:
    1. Reduction to propositional logic and using propositional inference rules
    2. Approaches based on unification and generalized Modus Ponens, which are:
    2.1 Forward chaining
    2.2 backward chaining
    2.3 Resolution
    Is it correct classification for the approaches to infer in FOL?

  • @zwarasevski123
    @zwarasevski123 4 ปีที่แล้ว

    thank you

  • @tomarintomarin9520
    @tomarintomarin9520 4 ปีที่แล้ว +1

    better then my professor at Um**h

  • @hoangnguyen487
    @hoangnguyen487 8 ปีที่แล้ว

    where can i find your pdf/slides?

  • @tore7711
    @tore7711 3 ปีที่แล้ว

    Thank you

  • @sreejasree7427
    @sreejasree7427 3 ปีที่แล้ว

    Thank you sir

  • @guntejghuman3464
    @guntejghuman3464 ปีที่แล้ว

    can someone help me answer this
    Show that the following two sentences are not equivalent in FOL
    ¬∀x(A(x) → ¬B(x)), ∀x(A(x) → B(x))

  • @carelhaasbroek1575
    @carelhaasbroek1575 2 ปีที่แล้ว +1

    Watching this an hour before my AI test.
    RIP

  • @2NDS0N
    @2NDS0N ปีที่แล้ว +1

    Is there a reason why this video "Inference in First Order Logic (FOL) and Unification" and your "Forward and BackwardChaining" video are not a part of your "AI" playlist?

  • @ButiLao44
    @ButiLao44 2 ปีที่แล้ว +1

    Is there anyone out there who uses a different example than the evil greedy kings John and Richard? :D

  • @RaselAhmed-ix5ee
    @RaselAhmed-ix5ee 3 ปีที่แล้ว

    Using First Order Logic to represent the following statements, prove that Rose and James are cousins.
    Ron and Ginny are siblings. Ginny is married to Harry. James is Harry’s son. Lily is Ginny’s daughter. Rose is Ron’s daughter. Arthur is Ginny’s father.
    help me pls for the answere

  • @TheAusrali
    @TheAusrali 2 ปีที่แล้ว

    its ironic because you logically misused "x" when writing the statements. if you define as x being an object of human characteristics (which means it can be an american), you can't use it in Missile(x) lol you're gonna get a bunch of people confused. you had bound x/M1 and x/Nono, you're not supposed to be able to do that.