{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001259","500:5000001813","500:5000001816","500:5000001726","500:5000001405","500:5000002266","500:5000001916","500:5000001804","500:5000001522","500:5000002035","500:5000002282","500:5000001316","500:5000001578","500:5000001823","500:5000001526","500:5000001258","500:5000001724","500:5000002034","500:5000001725","500:5000001411","500:5000000719","500:5000000958","500:5000001357","500:5000001356","500:5000002390"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8369275247342657,0.821500994052788,0.8118976395976969,0.7971889980570454,0.7965987157574423,0.7710156182837244,0.7664378124129255,0.7620843178123013,0.7507967145267431,0.7489238672567659,0.7442892543440357,0.741541700462177,0.7388703354539334,0.7339595960913851,0.7233513354000434,0.7229919899003929,0.7203428818800963,0.7182334967103148,0.714186874808834,0.7091123612781413,0.7078646487133918,0.7068659090251707,0.7053213213052553,0.70487847351662,0.7042231024151026],"twin_dists":[0.07749444292703052,0.08144324023311396,0.08384321236980102,0.08744392258476637,0.08758668798972889,0.0936622258403278,0.09472858780730951,0.09573750948673673,0.09833143003168794,0.09875892847778184,0.09981351391606358,0.1004365487575884,0.10104082080972046,0.10214796412633616,0.10452439355530592,0.10460454924679415,0.10519480006436298,0.10566397982468959,0.1065620954147892,0.10768487120755667,0.10796036997595629,0.1081807381920595,0.1085212758984326,0.1086188515461116,0.10876320560752761],"n_dims_used":45,"mean_confidence":0.9224502563476562},"coverage":{"mean_confidence":0.9224502563476562,"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}}