{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008248","490:4900009311","490:4900009248","490:4900008912","490:4900008480","490:4900009254","490:4900009312","490:4900008033","490:4900008366","490:4900007804","490:4900008798","490:4900009251","490:4900009209","490:4900009103","490:4900009210","490:4900009415","490:4900009313","490:4900007927","490:4900005976","490:4900007438","490:4900008478","490:4900009129","490:4900008147","490:4900008369","490:4900009253"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.015868094368319284,0.004289871488592364,0.003944211872630063,0.0019740643910297387,0.0014504175802559022,0.0013890265222630323,0.0007380194120311063,0.00044217485618856675,0.00033516699302421935,0.0002387099759572143,0.00011158908224958126,0.00009885687351729103,0.00009249162257103014,0.00007443772651205317,0.00007108234404789412,0.00005976777377271326,0.00003781418821763997,0.000036343544039306255,0.000030200149846224708,0.00001613189669008783,0.000013092579214505226,0.00000718002031750393,0.000006700520806912818,0.00000457899971713934,0.0000037182507814576224],"twin_dists":[0.3738691444971506,0.428841486281561,0.4321330786896905,0.4583543064636283,0.46956062161554685,0.47111161104824023,0.4932338400850638,0.5104515167587453,0.5195265748236689,0.530430723015544,0.5540844231241637,0.557760270395621,0.5597693603561363,0.5662750355236535,0.5676472453110089,0.5727757598532252,0.5861017378463846,0.5872422251391707,0.5925369922340988,0.6101257394740448,0.6158698297078025,0.6321088387262269,0.6339504935659134,0.6440001640526936,0.6494310649280978],"n_dims_used":45,"mean_confidence":0.8823240492078993},"coverage":{"mean_confidence":0.8823240492078993,"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}}