{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002029","487:4870011417","466:4660012858","487:4870010269","494:4940008783","466:4660012726","494:4940007079","487:4870000301","487:4870001479","494:4940007378","496:4960006744","494:4940007374","494:4940005294","494:4940007700","487:4870002198","494:4940004769","487:4870013276","494:4940007718","487:4870001851","487:4870000944","487:4870001184","494:4940006841","487:4870000931","496:4960006220","487:4870002192"],"twin_admin_codes":[487,487,466,487,494,466,494,487,487,494,496,494,494,494,487,494,487,494,487,487,487,494,487,496,487],"twin_sims":[0.40852955689646653,0.37350224027913176,0.34831181285895135,0.3308565385549768,0.30156510864635944,0.28111831460566405,0.2692732356235217,0.2631969837727339,0.25644853563534026,0.24627314472368048,0.22452874254644556,0.21638664565793653,0.21183882786888633,0.2100570013167867,0.19877816921417418,0.196240504679182,0.1942573524943245,0.19424244419725692,0.19296924696549564,0.19033989181350286,0.18822627244153586,0.18112904511402317,0.17956903565263277,0.17853136834324124,0.17394257272351635],"twin_dists":[0.17377876266650338,0.1822719165911372,0.18862293667040791,0.19316579781303422,0.20109749317019937,0.20690270697897978,0.21038293347781437,0.2122049400904177,0.21425962803783424,0.2174235471139609,0.22448019376344247,0.22723867373940557,0.22880991708630868,0.22943175311465305,0.23345391958775635,0.23438040409215732,0.2351102343556426,0.23511574038231173,0.23558705368372138,0.23656728953825576,0.23736213648022592,0.2400778671571121,0.24068483128996057,0.2410906364279425,0.24290557512253128],"n_dims_used":43,"mean_confidence":0.909841493118641},"coverage":{"mean_confidence":0.909841493118641,"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}}