{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002985","490:4900003669","490:4900004502","490:4900004228","490:4900001922","490:4900002537","490:4900006579","490:4900004224","490:4900002975","490:4900004088","490:4900005043","490:4900005814","490:4900004505","490:4900002543","490:4900005566","490:4900004640","490:4900007295","490:4900006687","490:4900006097","490:4900004094","490:4900002848","490:4900004236","490:4900001643","490:4900006686","490:4900001508"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03622012984154288,0.00923482983671128,0.0025934554060543335,0.002499703045011631,0.001696039063205854,0.0016594728845155324,0.0014578999978824422,0.0013878103769027093,0.000542765888354518,0.0005236225219952382,0.0004911609149223005,0.0004687448755818495,0.000415801890091802,0.00038030467826925617,0.0002609671498341757,0.00023669217116520805,0.00017619779038140026,0.00014568580435788151,0.00013587201624894985,0.00011377395548257976,0.00011362459317336134,0.00011264372755506082,0.00010549742068075092,0.0001007981537028392,0.0000984938861938581],"twin_dists":[0.33456939634786703,0.39754209697382775,0.4481992513998896,0.4495827568387545,0.4639068586551712,0.46469865666267746,0.4693757489956545,0.47114297094100405,0.5036328483361993,0.504833993820425,0.5069678103782677,0.5085196339971834,0.5124795804956853,0.5154082680863172,0.5275883425278606,0.5307005958491248,0.5400000449463155,0.5459073907053142,0.5480579388698713,0.5534938272237097,0.5535338587910773,0.5537979891802183,0.5557907040628163,0.5571718592221577,0.5578715050100862],"n_dims_used":45,"mean_confidence":0.9127159966362848},"coverage":{"mean_confidence":0.9127159966362848,"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}}