{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003946","473:4730002888","473:4730003856","473:4730003302","473:4730004135","473:4730003301","473:4730004330","500:5000002602","473:4730004331","473:4730001992","473:4730003761","500:5000002099","473:4730002893","473:4730002234","473:4730004235","500:5000001863","473:4730002158","500:5000003058","500:5000002605","500:5000002221","473:4730001386","473:4730003768","500:5000002604","500:5000002470","473:4730002233"],"twin_admin_codes":[473,473,473,473,473,473,473,500,473,473,473,500,473,473,473,500,473,500,500,500,473,473,500,500,473],"twin_sims":[0.9122692195634485,0.8654195600609568,0.8366685320841428,0.8043678385869091,0.8042616770438029,0.761376935828312,0.6826446826914218,0.6823870888447703,0.676860639142171,0.6583658436225777,0.6451063575522876,0.6430770906313997,0.6346396100992671,0.6305928977383619,0.6290016629752159,0.6260422224941196,0.6224970249691163,0.6204093107203067,0.6204030419892171,0.6090437935632017,0.6035927549425507,0.5972539154625641,0.5869275451373404,0.5865032659404031,0.581785167636234],"twin_dists":[0.05565546412732397,0.06982873021736526,0.0775617801623635,0.08569720659015513,0.08572318164058637,0.09590098305798499,0.11348693770679939,0.11354301890025884,0.11474466120048876,0.11874740622849934,0.12160304090984039,0.12203927217654399,0.12385123981777173,0.12471938299846663,0.12506061812666863,0.1256950841481116,0.1264548647563023,0.12690217389528582,0.12690351690718296,0.1293363548348116,0.13050357645028457,0.13186104146928415,0.13407349111277703,0.13416443672854358,0.13517607504916496],"n_dims_used":45,"mean_confidence":0.9207077026367188},"coverage":{"mean_confidence":0.9207077026367188,"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}}