{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013044","490:4900013287","490:4900013007","490:4900012384","490:4900013008","497:4970000931","490:4900012385","490:4900013190","497:4970001691","490:4900012920","490:4900013154","497:4970001864","490:4900013256","490:4900000366","494:4940008241","490:4900012732","491:4910000379","490:4900013009","490:4900000459","490:4900013045","490:4900000998","497:4970001286","494:4940008447","497:4970001196","490:4900013288"],"twin_admin_codes":[490,490,490,490,490,497,490,490,497,490,490,497,490,490,494,490,491,490,490,490,490,497,494,497,490],"twin_sims":[0.3730371580962278,0.129241596211619,0.12046963819049167,0.07507893303204517,0.0690207631257803,0.06442205609274046,0.06313602570044756,0.058306208383592906,0.05204657240637501,0.03807534929067998,0.03628634609731834,0.03281202080049238,0.02873923104033121,0.027891362051961372,0.02643083589439777,0.020065239105512053,0.019397621153243255,0.0178889331080864,0.017194568127020537,0.016227268152281555,0.01588228729170907,0.015096772669291285,0.014227556943668817,0.013878757128459289,0.013212774517583712],"twin_dists":[0.18238718164455534,0.2627237155690523,0.26719809784422743,0.2955445291384218,0.3003077805750647,0.3041559130365866,0.30527211614263,0.30963813929193623,0.3157641878194918,0.3320415046454706,0.3344773006812863,0.3395148801653656,0.3460365347143902,0.34749317630750726,0.3500942086405169,0.3631271322519334,0.36469555444656876,0.36842134830186923,0.3702293970723636,0.37285796969760027,0.37382880741961944,0.37611051873106127,0.3787606146240948,0.3798643759835712,0.3820417000993172],"n_dims_used":45,"mean_confidence":0.911667717827691},"coverage":{"mean_confidence":0.911667717827691,"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}}