{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005988","490:4900005732","490:4900005598","490:4900007342","490:4900005989","490:4900008374","490:4900006123","490:4900006243","490:4900005735","490:4900007459","490:4900007212","490:4900007460","490:4900007458","490:4900006960","490:4900005858","490:4900007467","490:4900007213","490:4900004388","490:4900008059","490:4900005864","490:4900007221","494:4940007647","490:4900008373","490:4900005464","490:4900006135"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.594788314300337,0.321896246185018,0.17701124525674816,0.14159911828838717,0.05773606138377095,0.04317234700763543,0.021560388458688226,0.020875262439372485,0.015804543569458554,0.012189119417429022,0.010859861766597648,0.010706355573091032,0.00982316390133459,0.008731443686012827,0.006242972073013445,0.0059270391044460346,0.005244624563582867,0.00517355897385263,0.0012179686975688235,0.0011248161729571755,0.0010087813190257629,0.0009773095392486845,0.0006594598388599339,0.000544889885149965,0.0005308583053224548],"twin_dists":[0.1323891512067169,0.19554854434585217,0.24168815202134292,0.2567941029639551,0.310172977524915,0.32559692510727545,0.35977331147075003,0.3612841398943346,0.37405014938705394,0.3855855889483525,0.3906041521231119,0.3912184213197682,0.3949129316786971,0.3999132427365235,0.41382091600196597,0.4159322664087801,0.42086354617765165,0.4214099687547288,0.4757935777642451,0.4786059235990137,0.48242777461718733,0.48353466850102383,0.4970678393109442,0.5035020256721486,0.5043752395175521],"n_dims_used":45,"mean_confidence":0.9213027954101562},"coverage":{"mean_confidence":0.9213027954101562,"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}}