{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000384","490:4900000255","490:4900000311","494:4940007533","490:4900000650","490:4900000877","494:4940008156","490:4900000649","490:4900000383","490:4900000548","494:4940007631","494:4940007641","490:4900000318","490:4900000760","490:4900000462","490:4900000549","490:4900012603","494:4940006995","490:4900000753","494:4940007744","490:4900000547","494:4940008161","490:4900001001","494:4940007954","494:4940008269"],"twin_admin_codes":[490,490,490,494,490,490,494,490,490,490,494,494,490,490,490,490,490,494,490,494,490,494,490,494,494],"twin_sims":[0.3920258673703982,0.29051469319883844,0.26544549118020444,0.1995115793600581,0.18650866102594743,0.17921900809877397,0.16794197884513526,0.1674765176308505,0.1373712373025091,0.13384475632345244,0.12062552083418271,0.11964992204675967,0.11719770904616268,0.10514467952067406,0.09699876066265588,0.0902150604567478,0.08423175062687574,0.07926973498286329,0.075711072594737,0.0654421645545492,0.06468751457706638,0.06378797736745938,0.06114875998177036,0.0610431463202605,0.060662277456883844],"twin_dists":[0.1777362089796079,0.2042047522664862,0.21152768751614068,0.23318768007644167,0.23801267840872242,0.24082153177687476,0.2453312717836279,0.24552201660145176,0.2587775317808151,0.26046714134612015,0.2671164546451198,0.2676287554433317,0.26893070599597735,0.27565338909799614,0.28054434944870815,0.28487008249809853,0.28890481720523187,0.29242814094256997,0.2950656237389412,0.3032834027512179,0.30392778266388465,0.30470395655083554,0.30703414886503866,0.3071291003203878,0.30747264311991573],"n_dims_used":45,"mean_confidence":0.9118618435329862},"coverage":{"mean_confidence":0.9118618435329862,"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}}