{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007261","472:4720004735","469:4690004982","472:4720003823","488:4880006287","472:4720000418","470:4700004183","488:4880001803","472:4720002042","496:4960001104","496:4960009661","478:4780002990","499:4990004226","472:4720002404","466:4660000656","466:4660000179","472:4720003897","469:4690007594","499:4990000268","469:4690005330","472:4720003971","478:4780004472","468:4680002535","478:4780004786","478:4780001163"],"twin_admin_codes":[496,472,469,472,488,472,470,488,472,496,496,478,499,472,466,466,472,469,499,469,472,478,468,478,478],"twin_sims":[0.348968737044314,0.3040551270810234,0.27700299042101933,0.24954814541192558,0.23376200180592882,0.22554861582344343,0.22374092077518434,0.2184796826007537,0.2170858268590337,0.21618181638182124,0.2079492870162215,0.20774331379463704,0.204377265034548,0.19805021076217627,0.19527481916088832,0.19427163979216922,0.19169565225256502,0.19148300343327987,0.18887963529388263,0.18671949707920157,0.18667331575218074,0.18057466342635123,0.1791586954532432,0.17891249109701385,0.1761510006135665],"twin_dists":[0.18845436479372416,0.20040658177131662,0.20810148431337044,0.21639626235499487,0.22143137464199214,0.22413940188691456,0.22474415094118183,0.2265230177316133,0.2269990923712142,0.22730895919968402,0.23017196619742714,0.23024457600197218,0.23143820610886423,0.2337188516482201,0.2347351486050094,0.23510495795585937,0.23606068477432637,0.23613997922612284,0.23711576908797516,0.23793259893980553,0.23795013403761492,0.24029313896177512,0.24084510551844315,0.24094139514055438,0.24202790693285497],"n_dims_used":42,"mean_confidence":0.9111451648530506},"coverage":{"mean_confidence":0.9111451648530506,"n_dims_used":42,"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}}