{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000034","499:4990000089","499:4990000255","478:4780003078","477:4770003625","470:4700008601","499:4990002063","479:4790006607","500:5000001372","489:4890001338","489:4890002447","468:4680000799","496:4960011379","499:4990003721","475:4750007407","500:5000003101","484:4840007840","477:4770003731","499:4990004164","475:4750008228","466:4660002903","499:4990002813","470:4700004408","500:5000004327","499:4990001803"],"twin_admin_codes":[499,499,499,478,477,470,499,479,500,489,489,468,496,499,475,500,484,477,499,475,466,499,470,500,499],"twin_sims":[0.21560922531367613,0.1913036278319671,0.1795469468404751,0.13685688644564623,0.12306313147419683,0.1218223280397922,0.11526857933237798,0.11152552707755943,0.11106651004984476,0.1012256310714424,0.09728932556792556,0.09594098687947153,0.09309257109286778,0.09246216002348814,0.0921130909903216,0.08944246070532806,0.08906072071358774,0.08728590413905503,0.08640189915409599,0.08495628204689655,0.084321130704908,0.08267462956143438,0.08214747260029395,0.0811594851763729,0.07782723453345392],"twin_dists":[0.22750567735672395,0.23620691422495824,0.24069345231324693,0.2590219277706224,0.26585011199588654,0.2664922972401541,0.26996969414983163,0.2720243860219066,0.27228000061088253,0.27796801304840124,0.28036445708144736,0.2812028289020122,0.2830048755101091,0.28340956957226643,0.2836345937442051,0.2853788917608649,0.2856315805482641,0.2868178178273873,0.28741582747471744,0.2884043340326905,0.2888428910608014,0.2899921649047083,0.2903639903155146,0.2910660309629609,0.29348552901889996],"n_dims_used":45,"mean_confidence":0.9253787570529514},"coverage":{"mean_confidence":0.9253787570529514,"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}}