{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007302","490:4900007059","490:4900007423","490:4900005155","490:4900007662","490:4900004889","490:4900006442","490:4900004475","490:4900007411","490:4900006081","490:4900007303","490:4900005420","490:4900005165","490:4900007424","490:4900002373","490:4900004744","490:4900007181","490:4900005954","490:4900007038","490:4900007667","490:4900003774","490:4900005304","490:4900004603","490:4900007036","490:4900005423"],"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":[0.41885644475461326,0.38810676122439697,0.3496260508095143,0.3439010028927627,0.3429669862988899,0.32809938552705603,0.3076586180589542,0.29293582052436046,0.2881980287477556,0.2782658873297201,0.2762256819114483,0.27121329765483215,0.2614276091463254,0.2544724772299267,0.2305129122562841,0.21525085757576926,0.21172268952263004,0.20088028742666342,0.1929697157721245,0.18568785040753993,0.17676178463991807,0.1757068465204964,0.16683700898155715,0.16321846854677613,0.16297662132084478],"twin_dists":[0.1713385663762523,0.178687172231944,0.18828585963324482,0.18975915476109,0.1900007454330478,0.193895146776714,0.19941249476908465,0.20351806536655612,0.2048650088361507,0.20773246163143044,0.20832912718977373,0.20980657181420095,0.21274042518073222,0.21486772056718464,0.22249500392276617,0.22762897663214543,0.2288503396297799,0.23269261691440607,0.23558687974288817,0.23832504464093734,0.24178655568474733,0.24220378882482854,0.24578470928524776,0.24728495807005538,0.24738608223955685],"n_dims_used":44,"mean_confidence":0.8968627236106179},"coverage":{"mean_confidence":0.8968627236106179,"n_dims_used":44,"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}}