BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//pretalx//pretalx.com//haystack-us-2026//speaker//WKLNEQ
BEGIN:VTIMEZONE
TZID:EST
BEGIN:STANDARD
DTSTART:20001029T030000
RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10;UNTIL=20061029T070000Z
TZNAME:EST
TZOFFSETFROM:-0400
TZOFFSETTO:-0500
END:STANDARD
BEGIN:STANDARD
DTSTART:20071104T030000
RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=11
TZNAME:EST
TZOFFSETFROM:-0400
TZOFFSETTO:-0500
END:STANDARD
BEGIN:DAYLIGHT
DTSTART:20000402T030000
RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4;UNTIL=20060402T080000Z
TZNAME:EDT
TZOFFSETFROM:-0500
TZOFFSETTO:-0400
END:DAYLIGHT
BEGIN:DAYLIGHT
DTSTART:20070311T030000
RRULE:FREQ=YEARLY;BYDAY=2SU;BYMONTH=3
TZNAME:EDT
TZOFFSETFROM:-0500
TZOFFSETTO:-0400
END:DAYLIGHT
END:VTIMEZONE
BEGIN:VEVENT
UID:pretalx-haystack-us-2026-JGYD3Y@pretalx.com
DTSTART;TZID=EST:20260507T100500
DTEND;TZID=EST:20260507T105000
DESCRIPTION:As search powers RAG and agentic systems\, relevance goals shif
 t from ranking documents to assembling effective context. This talk explor
 es how traditional lexical\, semantic\, and hybrid relevance changes when 
 feeding LLMs\, with lessons on chunking and snippet extraction\, diversifi
 cation\, evaluation\, and more.
DTSTAMP:20260502T102648Z
LOCATION:Main Stage
SUMMARY:Evolution of Relevance Engineering to Context Engineering - Kathlee
 n DeRusso
URL:https://pretalx.com/haystack-us-2026/talk/JGYD3Y/
END:VEVENT
END:VCALENDAR