{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000034","499:4990003147","485:4850008153","481:4810000444","500:5000006151","500:5000011344","485:4850007651","500:5000002672","485:4850002308","477:4770001709","485:4850008480","489:4890001181","499:4990003377","500:5000006003","500:5000001719","485:4850008172","485:4850001076","485:4850003218","485:4850007541","472:4720005824","485:4850006923","473:4730003864","485:4850003001","473:4730002171","485:4850008789"],"twin_admin_codes":[500,499,485,481,500,500,485,500,485,477,485,489,499,500,500,485,485,485,485,472,485,473,485,473,485],"twin_sims":[0.1195626173075563,0.002560405066890152,0.002388998022643055,0.0018128977883275302,0.0014491803307100683,0.0012186957462505738,0.0010505832185517588,0.0010235637787906497,0.0010071748958486633,0.000892073944250114,0.0007495523045864218,0.0006462891818864128,0.0005138039539530658,0.0004799752712040217,0.00045155633291694855,0.00040749322206002617,0.0003605170684277951,0.0003557884925939383,0.0003543480843742141,0.00034936754699429036,0.00034014846520932134,0.000323313082007221,0.00031078622573505675,0.00024601639011530475,0.0002453851811931705],"twin_dists":[0.26767475583068995,0.44868166785801045,0.4512790371013966,0.4614778358121458,0.46959127591492295,0.47577242161870614,0.4810060737507929,0.4819188758280106,0.4824834930976179,0.4867075317216626,0.4927032886459248,0.4977519489778981,0.5054660578896293,0.5077337057165292,0.5097572939838724,0.5131434924920588,0.5171539872021045,0.5175844300083983,0.5177166159700911,0.5181775922047777,0.5190473611956223,0.5206943199288939,0.5219728275366592,0.529471139971451,0.5295529748912485],"n_dims_used":45,"mean_confidence":0.9197294447157118},"coverage":{"mean_confidence":0.9197294447157118,"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}}