{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002262","490:4900002260","490:4900002259","490:4900002863","494:4940008965","490:4900002574","490:4900003010","490:4900003821","490:4900001127","490:4900002103","490:4900002566","490:4900004515","490:4900002563","490:4900001949","490:4900003290","490:4900003550","490:4900002724","490:4900003295","490:4900001961","490:4900002268","494:4940008979","490:4900002706","490:4900003157","490:4900003964","490:4900002265"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.2987324520588574,0.28471486191848516,0.22250777330132726,0.21103574787947935,0.1986741055857485,0.1802207252742902,0.1800958265666796,0.17837846510725022,0.16344948356504965,0.15470682034338384,0.14850021165266084,0.140169193889939,0.13546348162444394,0.13292807151020286,0.12340917640120405,0.12120675955705373,0.12061409235744094,0.11947622066041816,0.1186909163982782,0.11842841380577435,0.11297695259205984,0.10963316302247716,0.10795360162656462,0.10494279568820035,0.10412086887118557],"twin_dists":[0.20188753365207032,0.20586372855865268,0.22515855904479878,0.22908974118641598,0.23349175124077065,0.24043082137038033,0.24047945283813643,0.24115057433200554,0.24718846447511733,0.25091155579582713,0.25364915596249865,0.25745991959715714,0.25968748365785477,0.2609118077769847,0.2656718941975536,0.2668127404294748,0.2671224375473809,0.2677203030390359,0.26813546491532364,0.26827470923633656,0.27122143148904687,0.27308348490765433,0.27403539956398926,0.2757709663354097,0.2762514822475661],"n_dims_used":45,"mean_confidence":0.9218734741210938},"coverage":{"mean_confidence":0.9218734741210938,"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}}