{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000492","480:4800000303","480:4800000302","480:4800000394","480:4800000490","480:4800000456","480:4800000494","480:4800000675","480:4800001027","480:4800000880","480:4800000362","480:4800001073","480:4800000879","480:4800000871","480:4800001203","480:4800000788","480:4800000870","480:4800000786","480:4800000370","480:4800000787","480:4800000393","480:4800001028","480:4800001029","480:4800000789","480:4800000790"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.782630724796763,0.6897946156571245,0.6740535444060912,0.568609274834419,0.5577135296278248,0.5307100381022092,0.44484788122186536,0.4073806249932847,0.327953802921655,0.3198549054360286,0.3129836938189685,0.2970276313019018,0.29278058859468725,0.2857905266930743,0.27674344111013244,0.2730069038821769,0.2717875925736667,0.2705280456438621,0.2676186220204381,0.2657604977641098,0.26098539076225546,0.2563064404031345,0.24581098086679282,0.23931312437463503,0.23918810416550226],"twin_dists":[0.09092963724620855,0.111927606019453,0.11535395059461419,0.1380049220996355,0.1403497810792184,0.14619269896033188,0.16530557140188123,0.17405190689856787,0.19393375127932988,0.19609652513462877,0.19795566203955905,0.2023651325313089,0.20356199135393233,0.20555452688510353,0.20817745258017642,0.20927597807324247,0.20963644635597223,0.21000985751120094,0.2108765266738558,0.211433093360809,0.21287461316851392,0.21430325578235873,0.21756922123221753,0.21963633910170802,0.2196764655753838],"n_dims_used":42,"mean_confidence":0.9105882190522694},"coverage":{"mean_confidence":0.9105882190522694,"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}}