{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004311","475:4750007974","475:4750010252","500:5000008242","475:4750010184","500:5000011139","475:4750010312","475:4750008027","473:4730003587","473:4730007298","473:4730004102","473:4730003826","473:4730005179","473:4730003660","473:4730005567","473:4730004585","475:4750009066","500:5000010902","475:4750007265","500:5000008237","475:4750007666","475:4750007487","473:4730007579","475:4750007424","475:4750009061"],"twin_admin_codes":[473,475,475,500,475,500,475,475,473,473,473,473,473,473,473,473,475,500,475,500,475,475,473,475,475],"twin_sims":[0.4768352388336921,0.4345927454330078,0.41418951807503446,0.36613329213047335,0.35515112145424577,0.3381911534836782,0.3276192695320258,0.3262615218085306,0.3255795282353599,0.3094141716502384,0.3078407406359932,0.30323381679655703,0.30129465547547396,0.30116149863984426,0.30075039152556854,0.2944282252019106,0.2929466574914524,0.2817230097009047,0.27908215764284633,0.27732200430833814,0.26551230353236177,0.26451369263489133,0.259705717557562,0.25740930766701153,0.2527793115619055],"twin_dists":[0.15806149394845323,0.16766850672889888,0.17243807307366232,0.18410667841306852,0.18687597382971108,0.19124158276628625,0.1940224961652936,0.1943831937448956,0.19456468471007574,0.19893062550072993,0.19936243186548652,0.20063410796231518,0.2011727360827341,0.2012097961831832,0.20132427553842108,0.20309646112522786,0.20351499934475548,0.20672746178629026,0.2074944873732481,0.2080081706872283,0.21150761841913843,0.21180790998022306,0.21326372717393663,0.2139650408396995,0.21539114661805617],"n_dims_used":45,"mean_confidence":0.9125825670030382},"coverage":{"mean_confidence":0.9125825670030382,"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}}