{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002930","499:4990001487","485:4850001594","489:4890002796","485:4850006766","485:4850001816","477:4770001765","485:4850005020","499:4990001655","500:5000002026","485:4850006870","485:4850008706","500:5000000936","485:4850001053","499:4990001360","499:4990001181","485:4850008281","499:4990003138","466:4660013667","485:4850008874","500:5000001260","485:4850002560","485:4850004075","499:4990001565","470:4700009047"],"twin_admin_codes":[499,499,485,489,485,485,477,485,499,500,485,485,500,485,499,499,485,499,466,485,500,485,485,499,470],"twin_sims":[0.25423249469989084,0.2229705623705979,0.22084228219553803,0.21619578236417764,0.20548760256741866,0.20390152047156118,0.19224984460036362,0.1917920576899137,0.17746955344953305,0.17056605681721185,0.17006945103599483,0.16845856290808212,0.15269662294597278,0.15039812109650835,0.14962983102225405,0.13958528695096614,0.13779835175630706,0.1364235904998339,0.13285942046009722,0.1283859803618842,0.1282438586343186,0.12499383519983921,0.12410413333514157,0.12401672831459208,0.12156025586082278],"twin_dists":[0.21494177402740447,0.22500285636890163,0.22572069973125325,0.22730416546473367,0.23104299514091609,0.23160799160078188,0.2358543202002912,0.23602475643329238,0.24150762188772215,0.24426298508443425,0.24446424778973128,0.24512002191006652,0.25178923192557523,0.25280324065483073,0.25314472145207045,0.2577332606064593,0.25857510629157715,0.25922834432642616,0.26094520180580144,0.2631498184188254,0.26322080388060964,0.2648605960225715,0.2653151275450737,0.2653599145620207,0.2666285714242479],"n_dims_used":45,"mean_confidence":0.919183095296224},"coverage":{"mean_confidence":0.919183095296224,"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}}