{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000051","490:4900000019","490:4900000033","490:4900000054","490:4900001073","490:4900000034","490:4900004042","496:4960009284","490:4900000071","490:4900002804","490:4900002806","490:4900000685","490:4900000157","490:4900004031","490:4900000199","490:4900000267","490:4900000556","490:4900000618","490:4900001092","490:4900000615","490:4900002496","490:4900000664","496:4960009283","490:4900000181","490:4900001849"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.8170926373456189,0.6110414716937028,0.5038655442487918,0.450294670565063,0.4270255742981583,0.4229840353969794,0.4066054352504724,0.4064816845936393,0.3871443333796114,0.37727274494957797,0.363885106146982,0.3611962518265229,0.3530120398752828,0.3445430259109674,0.3400470602019024,0.3349066009263536,0.32342063548299554,0.31745567891346926,0.3155148917537838,0.31482720044505635,0.31018603667644684,0.3027417080919299,0.28380914630318066,0.28327541507020654,0.27587417247863144],"twin_dists":[0.08255008831481553,0.12890858359103052,0.152063650224869,0.1640590939849433,0.1694263709559818,0.170370463473208,0.1742363914401799,0.1742658568532669,0.17892139320751735,0.18134003039273755,0.18467011352132764,0.18534630425313486,0.187420460599052,0.1895932927677092,0.19075827981257548,0.19210044354514666,0.1951406008521615,0.19674309368566367,0.19726813664112108,0.19745461692466784,0.19871925866004475,0.2007706075289501,0.2061246238008748,0.2062786024663725,0.20843219894748624],"n_dims_used":45,"mean_confidence":0.9182303534613715},"coverage":{"mean_confidence":0.9182303534613715,"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}}