{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004986","480:4800004901","480:4800004387","480:4800004299","480:4800004817","480:4800004730","480:4800004474","480:4800004304","480:4800004216","480:4800004818","480:4800004821","480:4800004819","480:4800004305","480:4800004392","480:4800004820","480:4800004736","480:4800004823","480:4800004057","480:4800005583","480:4800004822","480:4800004906","480:4800004481","480:4800004654","480:4800005165","480:4800004729"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9258658763574846,0.9200198638804921,0.8243593914108192,0.8201256690227895,0.8056419476386358,0.7937104509560596,0.7339561717245154,0.6492211860909674,0.6414593295037273,0.614686691878913,0.6088468998641219,0.6020110976386933,0.5868855473516807,0.5629156226074628,0.5622326581134782,0.5547467039720111,0.5536101792397592,0.5316659948666986,0.5114127449492298,0.5043132936900938,0.502775293995998,0.4901264574995076,0.45466402999040245,0.4536874549731263,0.42777121750518154],"twin_dists":[0.05097499896169234,0.05302952582785585,0.08072066422521314,0.08178952341644895,0.08538511596579193,0.08828342928770624,0.10214873454267737,0.12071787271864708,0.12238691091143428,0.1281279563562734,0.12937851572788345,0.13084226467946766,0.13408249329156027,0.13922951291713026,0.13937650894622625,0.14098934816393235,0.1412344877303997,0.1459849107726966,0.15040545576215988,0.15196509252850018,0.1523037332160994,0.15509992177260018,0.16306325332128377,0.16328552162934612,0.16925259577487636],"n_dims_used":42,"mean_confidence":0.9178987230573382},"coverage":{"mean_confidence":0.9178987230573382,"n_dims_used":42,"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}}