{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003051","489:4890003351","489:4890002713","469:4690004964","479:4790000172","470:4700008022","489:4890002726","489:4890002721","470:4700007461","470:4700008259","489:4890002570","496:4960005480","489:4890002145","479:4790000350","470:4700007017","489:4890003207","470:4700001458","470:4700006181","489:4890001666","470:4700008109","479:4790000663","470:4700001305","489:4890003157","479:4790001882","489:4890003421"],"twin_admin_codes":[489,489,489,469,479,470,489,489,470,470,489,496,489,479,470,489,470,470,489,470,479,470,489,479,489],"twin_sims":[0.5415160812486873,0.41259948447204736,0.41209752770696656,0.3707715958308594,0.3391979300545135,0.324913024814733,0.3213963160869482,0.31252493773209483,0.30486054937010504,0.30313468169120056,0.3017964761295596,0.2961766324341716,0.2879433474460291,0.2865053900805565,0.27954540795198896,0.27831693217191567,0.2756299252360911,0.2752762556651074,0.2659836039121309,0.26314871201147894,0.26226719888438266,0.2604951571868666,0.25302510316392646,0.25113160302527265,0.24848137387342356],"twin_dists":[0.14384823583420106,0.1728138963425635,0.17293267044345143,0.1829496916301273,0.19097922822836078,0.1947422572232327,0.19568256605209508,0.19808060774481331,0.20018380294837407,0.20066159538488595,0.2010331555197191,0.20260413953557033,0.20493778694902895,0.20534942483614765,0.20735962035867644,0.20771756764479016,0.2085038659391438,0.20860770853894317,0.21136613845917365,0.21221951914459591,0.21248604889962205,0.21302353795828774,0.21531502446769524,0.21590266663060503,0.21672992703604713],"n_dims_used":45,"mean_confidence":0.9115860833062066},"coverage":{"mean_confidence":0.9115860833062066,"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}}