{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007153","490:4900006779","490:4900007150","490:4900001895","490:4900001736","496:4960001290","490:4900007138","470:4700001963","493:4930007177","470:4700003960","490:4900007027","470:4700003843","466:4660001726","470:4700001808","490:4900007139","470:4700003303","470:4700002459","496:4960011993","478:4780006543","490:4900006411","478:4780004491","466:4660000234","490:4900007146","496:4960007335","490:4900002939"],"twin_admin_codes":[490,490,490,490,490,496,490,470,493,470,490,470,466,470,490,470,470,496,478,490,478,466,490,496,490],"twin_sims":[0.525925861300675,0.474321491775389,0.4280622097071222,0.4147363389695619,0.38548634153610256,0.3661573093287192,0.3610721863117016,0.35362252950652656,0.3305163067926813,0.3273635142849323,0.31996145191689607,0.3128772942168436,0.30810716869657345,0.30321888251860973,0.294411448785283,0.29198131738251065,0.2838494533172707,0.2814122644709693,0.27059769111795484,0.26660587698984595,0.26326424769457735,0.26176877614012534,0.25594514487290276,0.2532129940658463,0.24957496011254188],"twin_dists":[0.14723380071266293,0.1586245469319071,0.1691848126720474,0.172308969991457,0.1793255373748222,0.18410066869475444,0.18537756573656414,0.18726489108709293,0.19325561822223122,0.19409037655484646,0.1960678752226788,0.19798463148019618,0.1992892252860716,0.2006382484904288,0.20310119342678712,0.20378838015283612,0.20611300253435816,0.20681748960821694,0.2099891821027674,0.21117957670934187,0.21218462780566158,0.212636997786495,0.2144142539505982,0.21525686599999067,0.21638788703102438],"n_dims_used":45,"mean_confidence":0.9152502271864149},"coverage":{"mean_confidence":0.9152502271864149,"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}}