{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000808","473:4730002116","473:4730001255","473:4730004116","476:4760001192","473:4730003438","473:4730001346","475:4750008362","471:4710003435","473:4730004025","473:4730003731","473:4730004024","475:4750010050","475:4750008568","475:4750009863","484:4840001154","475:4750008580","475:4750007551","473:4730000976","471:4710001205","473:4730004500","475:4750010049","473:4730003750","473:4730001070","473:4730000806"],"twin_admin_codes":[473,473,473,473,476,473,473,475,471,473,473,473,475,475,475,484,475,475,473,471,473,475,473,473,473],"twin_sims":[0.5035645592277038,0.44491307358196397,0.36672856577809787,0.34923882616942076,0.335430139064618,0.33371155043829576,0.3325017439088886,0.31045538589153115,0.3100063949690814,0.30704768663043003,0.2970793620542497,0.29634636203988723,0.2853796019757966,0.2783372789630036,0.27112451113899133,0.27004699309820746,0.26943189163994025,0.26489784828838236,0.2641351984599826,0.2619684827602707,0.25850590130093426,0.2583418110170925,0.25650030855812744,0.25616309437478574,0.25546404034135456],"twin_dists":[0.1521299157480746,0.16529061823429786,0.18395778399054594,0.18838510616812318,0.19196324173906404,0.19241406336984204,0.19273217908569318,0.19864557125859075,0.19876842464361258,0.19958055590513452,0.2023506167067784,0.20255643793985031,0.2056725651504053,0.20771163127299924,0.20983289318446333,0.21015275576497977,0.21033570310405808,0.21169230728840358,0.21192191148979955,0.21257649440343282,0.2136296560082534,0.2136797845970012,0.21424373590900037,0.21434728307018747,0.2145622142719841],"n_dims_used":45,"mean_confidence":0.9146072387695312},"coverage":{"mean_confidence":0.9146072387695312,"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}}