{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001391","489:4890000553","489:4890000552","489:4890000391","489:4890000832","489:4890001133","489:4890000778","489:4890000721","489:4890000829","489:4890000511","489:4890001261","485:4850003159","489:4890000551","489:4890000666","489:4890000665","489:4890001195","489:4890001197","489:4890001260","481:4810005629","489:4890001258","489:4890001323","489:4890001459","489:4890000606","485:4850004315","489:4890000610"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,481,489,489,489,489,485,489],"twin_sims":[0.8707317648969345,0.8228647679752235,0.8206479001067942,0.8181923851908901,0.8145695546318378,0.8094240272339763,0.7886390766025355,0.7815932760678516,0.7649317007487297,0.7566597231298916,0.7493028452192668,0.7227335967482745,0.7217109094337839,0.7212043693991977,0.7189210984859766,0.7130949318361279,0.7079308411193864,0.7072288760238286,0.697541649184473,0.6931706965695653,0.6901475402002594,0.6845883283694074,0.6837173481103933,0.6795171718902892,0.6734103614266828],"twin_dists":[0.06833454771145211,0.08109898103809993,0.08165813924382778,0.08227480200491873,0.08317960744810762,0.08445484602054147,0.0894997323317894,0.09117536463756096,0.09507818930442723,0.09698792171277197,0.0986724858706813,0.10466217314684949,0.10489013244971272,0.10500297748652607,0.10551111818492713,0.10680401584943389,0.10794575997131681,0.10810066684578754,0.11023170156366384,0.11118940025595962,0.11185049595144143,0.11306357022522791,0.113253335144184,0.11416739774502388,0.11549345891614336],"n_dims_used":45,"mean_confidence":0.9194591946072048},"coverage":{"mean_confidence":0.9194591946072048,"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}}