{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012051","490:4900011911","490:4900011782","490:4900011916","490:4900010680","490:4900012116","490:4900012052","490:4900012167","490:4900011983","490:4900012048","490:4900010774","490:4900010858","490:4900011651","490:4900011712","490:4900011970","490:4900012049","490:4900011908","490:4900011849","490:4900008559","490:4900007905","490:4900011230","490:4900010773","490:4900010324","490:4900011648","490:4900010855"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31901244065247575,0.257116181351937,0.2350997048018358,0.22610113244827515,0.21585147983342165,0.17616393676645242,0.1758219834154949,0.1637300514006449,0.15697743102608336,0.14703322941727165,0.1340426631573381,0.1325510609631976,0.13018503380970292,0.11673251550025715,0.1166844948778737,0.11607483878194698,0.115583746004803,0.1152181581712443,0.1113272494417665,0.11047337238214366,0.11023951292446116,0.1074974144699046,0.10522373371069456,0.10485885748848575,0.10337814182835689],"twin_dists":[0.1963232494588307,0.21405484401627964,0.22099628220911288,0.22395520522276566,0.22742240600366692,0.24202278904320193,0.24215816504725102,0.2470714056420551,0.24993016340434546,0.25430848465770917,0.26037144109296306,0.2610953578751079,0.26225634063295855,0.2691800413903011,0.2692058229580785,0.26953384840445316,0.2697990441633066,0.2699970284271961,0.2721347017902433,0.2726115149057989,0.27274260096299974,0.27429593078746295,0.2756073957560644,0.27581990379062266,0.2766882443535432],"n_dims_used":45,"mean_confidence":0.8923652648925782},"coverage":{"mean_confidence":0.8923652648925782,"n_dims_used":45,"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}}