{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010342","490:4900009763","490:4900010068","490:4900010066","490:4900010328","490:4900010343","490:4900008125","490:4900010341","490:4900009960","490:4900010142","490:4900010671","490:4900009866","490:4900011912","490:4900010062","490:4900010161","490:4900010330","490:4900010321","490:4900011082","490:4900010513","490:4900007901","490:4900010688","490:4900010329","490:4900010245","490:4900010516","490:4900009662"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42826599364379114,0.4239563143699176,0.36821686035644363,0.360275212923525,0.33866768838999356,0.328828595325068,0.3025645066376919,0.28884417046465316,0.2237996333689699,0.2233361100195734,0.21971343327662948,0.21604621423006248,0.21600322688032927,0.2053788244108947,0.2022264038197375,0.19780218032389738,0.1938805133664332,0.19069232815093098,0.18242012481517725,0.17771408615189402,0.17450437882969258,0.17261966505235954,0.16684911373513844,0.16007460598210768,0.15310056536960479],"twin_dists":[0.1691373549446999,0.1701430000053932,0.18358604942567386,0.18557851421241192,0.19111735086683948,0.19370192231210093,0.20081979069978675,0.20468053878711404,0.22472445815381017,0.2248800222738276,0.22610332557051724,0.22735551462834475,0.22737027731222326,0.23108164871029135,0.23220798524000755,0.23380927314815736,0.23524950117561003,0.23643535356709472,0.23957832821856234,0.24141143466110188,0.24268155311766548,0.24343513791232327,0.24577973025192226,0.24860808196315048,0.2516121886327662],"n_dims_used":45,"mean_confidence":0.8952632480197482},"coverage":{"mean_confidence":0.8952632480197482,"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}}