{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004443","490:4900004287","490:4900001570","490:4900001046","490:4900001179","490:4900004311","490:4900001020","494:4940008213","490:4900001432","490:4900000424","494:4940007818","494:4940004951","494:4940008314","487:4870002373","490:4900000809","490:4900003224","490:4900001174","490:4900000408","494:4940008664","494:4940007905","494:4940004967","490:4900002306","494:4940008431","494:4940008596","494:4940008607"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,494,494,494,487,490,490,490,490,494,494,494,490,494,494,494],"twin_sims":[0.6235040783990891,0.4973412573319521,0.4738759578811545,0.465444519930639,0.4546275804344083,0.4494177211887306,0.41983309788253154,0.4135681930721486,0.3950013641461908,0.3846441027094966,0.3766709626547756,0.37317365896300253,0.3701765861290264,0.363059872546316,0.36285790377820853,0.35941871177845586,0.3534960687891245,0.34536495521210947,0.3422295889442892,0.3377340482554563,0.33452629542449336,0.3301732892725076,0.323756780669413,0.3212889370035936,0.3202326766539364],"twin_dists":[0.12623906693708498,0.15350250789911016,0.15872444395805174,0.16062091665421227,0.16307154609090405,0.16425939507011222,0.17110913503618005,0.1725848559530069,0.1770171691668248,0.17953115378593876,0.181488455333648,0.1823533442015397,0.18309770694811964,0.18487737232153756,0.1849281334311531,0.18579472501763722,0.18729710528766189,0.1893811925026674,0.19019172668210663,0.19136083803780196,0.19220018189929727,0.19334622540699684,0.19505078901431028,0.1957113675420406,0.19599496815448053],"n_dims_used":45,"mean_confidence":0.9156670464409722},"coverage":{"mean_confidence":0.9156670464409722,"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}}