{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004550","487:4870002994","496:4960008148","496:4960008270","487:4870004257","490:4900000709","496:4960009275","496:4960008018","487:4870004698","487:4870002543","496:4960008266","487:4870003267","490:4900002005","487:4870010406","487:4870009209","466:4660013021","487:4870005273","496:4960008032","487:4870001595","487:4870009208","487:4870002895","496:4960008678","466:4660014023","466:4660013507","496:4960008669"],"twin_admin_codes":[487,487,496,496,487,490,496,496,487,487,496,487,490,487,487,466,487,496,487,487,487,496,466,466,496],"twin_sims":[0.7623023342577259,0.5157771038259558,0.5126835903669648,0.4622630825454891,0.4240276460631256,0.41548557413264525,0.3963913633185115,0.389846060045162,0.37533587807390023,0.3739228088766895,0.37344858385275836,0.36504285980371365,0.34271900496274343,0.3415438983046334,0.33120048534824487,0.3213270088252323,0.3196505669503395,0.3186857259016189,0.31436869302903486,0.30416813282685795,0.30164207818585054,0.29695928311032427,0.2951519828794362,0.29483661588743465,0.2928304802185724],"twin_dists":[0.09568710095685529,0.1494494315277773,0.15012686376383508,0.16133956937861485,0.17012632062989408,0.1721321966752113,0.1766821293532457,0.17826458163494815,0.18181815751912755,0.18216774452239026,0.18228521108549858,0.18437974164005785,0.19006494657502934,0.1903695133699769,0.19307504807283563,0.19570115520529116,0.1961514859103374,0.19641126558004174,0.1975790781591675,0.20037530390596814,0.20107608662757148,0.20238431354577907,0.2028924546216184,0.20298131115392098,0.20354787201306698],"n_dims_used":43,"mean_confidence":0.9085952403933503},"coverage":{"mean_confidence":0.9085952403933503,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}