Farhan QelvaniChief Data Officer · Essays & perspective

Farhan Qelvani / Chief Data Officer

The useful answer still needs its boundaries

Perspectives from a life in leadership.

The archive.

Bibliographic identity and customer choice

  1. Bibliographic identity and customer choice5 min read

    Two records can describe related books and still need separate lives

    A catalogue match becomes a business decision when it changes which edition a reader can choose. The useful question is what substitution would preserve.

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Multilingual discovery and evaluation design

  1. Multilingual discovery and evaluation design5 min read

    A better search average can make one reader's route worse

    A balanced query review exposed a transliteration regression behind a stronger overall result. The release decision needed an explicit account of that trade-off.

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Reader research and commercial inference

  1. Reader research and commercial inference5 min read

    The readers who answered are not everyone we hoped to understand

    A subscription survey supplied useful opinions from 450 respondents. It could not supply the missing preferences of another 450 invitees or a sales forecast for the whole shop.

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