{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008752","480:4800004457","487:4870003002","480:4800003226","490:4900004027","466:4660014110","480:4800004286","490:4900003053","487:4870011562","490:4900000571","490:4900000389","490:4900003230","487:4870001402","480:4800003784","466:4660000263","494:4940007619","490:4900003874","490:4900004574","494:4940008685","480:4800005311","490:4900003908","480:4800004712","494:4940005078","490:4900004575","480:4800005567"],"twin_admin_codes":[494,480,487,480,490,466,480,490,487,490,490,490,487,480,466,494,490,490,494,480,490,480,494,490,480],"twin_sims":[0.41325688760368495,0.20506997734991353,0.1894873839235396,0.1836048627287469,0.16693940198962282,0.1297979137112369,0.12174744645197354,0.1148786644833406,0.11386408632440773,0.11023625044274256,0.09930846401796109,0.09918755507106447,0.09645916705321406,0.0963970653349962,0.09586380413283473,0.09355709155652794,0.0915462107314722,0.08841388132408753,0.08670013816932881,0.08492352773852054,0.07397954956903087,0.07393014075561946,0.07372467720577307,0.07052535961452092,0.06980050872797622],"twin_dists":[0.17265843523808896,0.2311914717865993,0.23688713669194747,0.23912212650468956,0.24574260030677528,0.26244780782273514,0.26653121187717677,0.2701813142444748,0.2707345611242268,0.27274443121329184,0.2791258948833233,0.27919950321766096,0.28087954495177464,0.2809182170407192,0.28125109937241055,0.28270805759224393,0.28400146821223454,0.2860617175000894,0.2872135336722546,0.2884268860605092,0.2963852230329653,0.296423242068847,0.2965815624827479,0.29909408801124165,0.29967614067833076],"n_dims_used":45,"mean_confidence":0.9174572414822049},"coverage":{"mean_confidence":0.9174572414822049,"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}}