{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000657","477:4770000665","477:4770000560","477:4770000614","477:4770000564","477:4770000658","477:4770000458","477:4770000664","477:4770000663","477:4770000608","477:4770000400","477:4770000510","477:4770000045","477:4770000401","477:4770000656","477:4770000612","477:4770000443","477:4770000769","477:4770000239","477:4770000452","477:4770000025","477:4770000515","477:4770000283","477:4770000711","477:4770000162"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9380313136045842,0.8912866501560676,0.8855626689190733,0.8847360921309249,0.8506825332014848,0.8371510976898895,0.8308839929431814,0.8192895306052981,0.8103888400685096,0.8089164644457251,0.7776289630652568,0.7611508417394415,0.7578122248668804,0.756556766971511,0.7425701429900915,0.7333507962996698,0.729383757844411,0.717430953915544,0.7057882768771242,0.704261967309163,0.6989359315656744,0.6959696497993167,0.6802033680050056,0.6621006770647645,0.6498131897102171],"twin_dists":[0.04645512455971406,0.06230976351625891,0.06403011166206268,0.06427563808476638,0.07386108853374196,0.077436284380524,0.07905614691208195,0.08199961654079871,0.08421658970533907,0.08458003071985258,0.0921112824421265,0.09595320588571096,0.09672286774400474,0.09701158408732982,0.10020352324366935,0.1022848975611896,0.10317549516853894,0.10584229968541221,0.1084183597299944,0.10875464670623812,0.10992572281534534,0.11057639637693265,0.11401818080702104,0.11794114563562905,0.12059045227095944],"n_dims_used":45,"mean_confidence":0.9218638949924045},"coverage":{"mean_confidence":0.9218638949924045,"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}}