{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000518","493:4930002014","493:4930002012","493:4930003025","469:4690002226","493:4930000606","478:4780000630","469:4690001928","469:4690002225","469:4690002122","478:4780000779","469:4690002335","478:4780001060","469:4690002021","469:4690002338","469:4690003254","469:4690002548","478:4780000724","478:4780000544","469:4690003150","469:4690002339","493:4930001690","469:4690003255","478:4780000883","478:4780000677"],"twin_admin_codes":[493,493,493,493,469,493,478,469,469,469,478,469,478,469,469,469,469,478,478,469,469,493,469,478,478],"twin_sims":[0.29363295142190365,0.25400637023891076,0.231850737378219,0.18348629071182168,0.17528570327525175,0.16940724490343942,0.16286557973152643,0.15133026473609898,0.14944900863810884,0.14922413656501465,0.14847915721042512,0.14478307160816398,0.1325986705225306,0.1307930377142237,0.12845461786270618,0.12445230838303757,0.1173810593378115,0.11638375292164464,0.1159238896169895,0.11588139696338687,0.11457172091669757,0.1100309329244011,0.10980632803257336,0.10694232515240595,0.10451428807735982],"twin_dists":[0.2033209680698757,0.21501159180675075,0.22205586382212728,0.2391676908204174,0.24237085139219613,0.24473328181584436,0.24743254874320578,0.2523906516549389,0.2532252790062921,0.25332556125729655,0.2536585847024129,0.25532932559896504,0.2610721571900766,0.2619564912410782,0.26311555736751147,0.2651369576075481,0.2688326420247917,0.26936747232880837,0.2696152708148999,0.2696382061585166,0.27034829183892173,0.27285969857910625,0.27298598476911495,0.27461410507534595,0.27602111392012074],"n_dims_used":45,"mean_confidence":0.9266661749945746},"coverage":{"mean_confidence":0.9266661749945746,"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}}