{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011150","496:4960010528","496:4960011145","496:4960011497","496:4960009764","496:4960010267","469:4690005076","496:4960011407","496:4960010608","469:4690005878","496:4960010762","484:4840005022","469:4690004260","496:4960011406","496:4960012208","496:4960010275","496:4960011401","496:4960012156","496:4960011765","496:4960010273","467:4670004360","496:4960009089","496:4960010689","469:4690005952","496:4960012027"],"twin_admin_codes":[496,496,496,496,496,496,469,496,496,469,496,484,469,496,496,496,496,496,496,496,467,496,496,469,496],"twin_sims":[0.28175107262489407,0.26003295013537747,0.24986086861688708,0.23540344601295055,0.2303913699454942,0.21434660619166424,0.20015028879520727,0.17178996322114543,0.16831181450952865,0.16628580267871373,0.1657220509771074,0.16267298384580828,0.16035352423667965,0.15963468681063592,0.15920188356133555,0.14744195477530764,0.1473984886676084,0.14669663867222194,0.13912577579985694,0.138377228579635,0.1363169713036164,0.13423448842763466,0.13221129338815651,0.12881135670662128,0.1285612488766115],"twin_dists":[0.20671933447249893,0.2131641101190487,0.21629862191871893,0.22089771537089342,0.22253498322074486,0.22794070834178737,0.23295636788255913,0.24376875212258858,0.24517998517869877,0.24601171276607556,0.24624444495388453,0.24751319694736867,0.2484899378563271,0.24879472738971883,0.24897871924908,0.2541242983686872,0.2541438678120612,0.25446044887910296,0.2579489693546945,0.2583015023637884,0.25927921157997463,0.2602787828991469,0.26126111287569664,0.26293771047200637,0.2630623589522332],"n_dims_used":45,"mean_confidence":0.9170655992296007},"coverage":{"mean_confidence":0.9170655992296007,"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}}