{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012806","490:4900012934","490:4900012938","490:4900012879","490:4900012981","490:4900012678","490:4900012804","490:4900012872","490:4900012321","490:4900012392","484:4840003639","469:4690000441","469:4690003031","469:4690001376","490:4900012805","496:4960002828","490:4900013056","479:4790001203","490:4900012322","490:4900013230","469:4690001818","479:4790003161","490:4900012807","490:4900004525","469:4690001816"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,484,469,469,469,490,496,490,479,490,490,469,479,490,490,469],"twin_sims":[0.2608875065336596,0.2391282592057031,0.1274206796708694,0.08780954887335288,0.06674736058179867,0.043443884868238615,0.037034474337180316,0.029156228603725045,0.02875643731447604,0.022955325825710495,0.02155354211126627,0.021401344173165852,0.021203939438452356,0.020123963291273025,0.01916936345918492,0.018185766829420073,0.01807283053592172,0.0176280943853693,0.016828963647376828,0.015729653706015225,0.014905983094990074,0.014188057049453917,0.014107404204437983,0.01283731884343042,0.011831092376467477],"twin_dists":[0.2129043347205226,0.21969567823584765,0.2636331317835808,0.2864658513672065,0.3021831046241393,0.3252719525362534,0.33344657161638747,0.34533363467480116,0.3460073587132588,0.3568219846639886,0.3597882010037679,0.36012027006343394,0.3605540463942214,0.36299136090967044,0.3652426162850701,0.36766712842184857,0.3679528072977361,0.36909321071749107,0.3712072700737604,0.3742642735324797,0.3766804633033182,0.37888440334616064,0.37913810872206444,0.38331234665448843,0.38688754241653245],"n_dims_used":45,"mean_confidence":0.908375718858507},"coverage":{"mean_confidence":0.908375718858507,"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}}