Smart City Security Access Control Keyword Candidate Study

Filter-difference study

Against the 82-record Smart Security Video Surveillance Keyword Candidate Study, this 79-record cohort shares 79 records. Only 0 occur here and 3 only in the reference; the union contains 82. These are filter-membership differences, not company entries or exits.

An ID-deduplicated archive snapshot, not the whole market, current recognition or operating results.

The largest recorded sub-industry participation gap is for Display and optoelectronic devices: 0/79 here versus 1/82 in the reference, an absolute difference of 1.2 percentage points. The cohorts have overlapping company IDs and are not independent samples.

Zero means no recorded label, not no business; multi-label cells overlap.

Multi-label counts can overlap; filter compliance is not industrial advantage.

Existing excerpts do not certify entire old reports; list linkage is not final recognition. Full definitions are on the series page.

Fields can overlap; hits establish search relevance only.

Shared records with Smart Security Video Surveillance Keyword Candidate Study: 79; records in this cohort but outside that set: 0. The intersection/union ratio is 96.3%, a measure of label overlap rather than business collaboration. Read comparison

Shared records with Industrial Gas Detectors Safety Monitoring Keyword Candidate Study: 5; records in this cohort but outside that set: 74. The intersection/union ratio is 5.7%, a measure of label overlap rather than business collaboration. Read comparison