{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003550","490:4900002862","490:4900003958","490:4900003548","490:4900004237","490:4900003015","494:4940008965","490:4900002414","490:4900002863","490:4900003555","490:4900003157","490:4900002263","490:4900001127","490:4900002563","494:4940008944","490:4900002724","490:4900003155","494:4940008964","490:4900002856","490:4900003816","490:4900004510","490:4900004935","490:4900002570","490:4900003161","490:4900003293"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.2325611804527876,0.1800958265666796,0.16768959567789551,0.15729279061993076,0.13304399876885187,0.1320488667428679,0.13054032185361025,0.12457674580356673,0.11037501547582645,0.10917790768349829,0.10717972331751849,0.09126713394361641,0.0911706126212755,0.08515583799298049,0.08286168852080829,0.07527545144116346,0.06744962192689666,0.06696098410642362,0.06365861125867144,0.06338092511591098,0.06266219427278379,0.05974600367185585,0.05970290997488415,0.05799220521374931,0.05701862009057251],"twin_dists":[0.22182333908942484,0.24047945283813643,0.2454346504541424,0.24979468199591154,0.2608554465519901,0.2613404657389475,0.2620809951858859,0.26507337175239926,0.2726666210792623,0.273340385084853,0.2744778732013567,0.28418274186318343,0.28424553911102385,0.2882670851331428,0.2898606801807917,0.29539530062562985,0.30159833082491666,0.30200469155330556,0.30481631661474484,0.3050581316190668,0.3056880709935863,0.3083064395649924,0.30834591244907467,0.30993216031862086,0.3108522125669156],"n_dims_used":45,"mean_confidence":0.9222846137152778},"coverage":{"mean_confidence":0.9222846137152778,"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}}