{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001473","480:4800002369","480:4800001427","480:4800001486","480:4800001925","480:4800001414","480:4800001584","480:4800001927","480:4800002504","480:4800001310","480:4800002131","480:4800002080","480:4800001585","480:4800002081","480:4800002458","480:4800001646","480:4800001412","480:4800002135","480:4800001356","480:4800002224","480:4800001229","480:4800001480","480:4800001923","480:4800001237","480:4800001820"],"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":[0.8881227580422437,0.8137055299324748,0.7316066157059135,0.720311859368353,0.7187167786722475,0.6682315963021518,0.6168390974350554,0.5832336236655342,0.5829095271472948,0.5589938645009317,0.5513871876034839,0.5488927128846247,0.5283133948212132,0.5207286102350548,0.5181121572006689,0.5154136775815745,0.5059747448195513,0.5006275165279822,0.4944604416480747,0.492947509224144,0.4925934239278139,0.469865090883779,0.4680262813418174,0.4639428735126959,0.46191267452647394],"twin_dists":[0.06326508874917941,0.08339453817627776,0.10267682131392342,0.10520170542247737,0.1055565486261364,0.11661549681401853,0.12766696072566144,0.1348654405005295,0.13493494095348013,0.14007392832335705,0.14171419596899257,0.14225285804312696,0.14671398605030564,0.148367181234102,0.14893875065597387,0.1495289641238475,0.15159958257957404,0.15277711046017745,0.1541395290488537,0.1544745062585729,0.15455294739280118,0.1596251672427975,0.1600389749025343,0.16095990816611228,0.16141882856642348],"n_dims_used":42,"mean_confidence":0.911493392217727},"coverage":{"mean_confidence":0.911493392217727,"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}}