{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011082","490:4900011587","490:4900010672","490:4900011005","490:4900011088","490:4900010927","490:4900011390","490:4900010495","490:4900011084","490:4900010427","490:4900011238","490:4900010580","490:4900011773","490:4900011085","490:4900010998","490:4900011009","490:4900011234","490:4900011175","490:4900009934","490:4900011159","490:4900011236","490:4900010757","490:4900010496","490:4900010688","490:4900010677"],"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":[0.4473053189291994,0.42653314969656936,0.3656417711145088,0.35585744969949745,0.33406731884233903,0.302409348430452,0.29304873874654824,0.2810008702993503,0.26300615713471986,0.2475586270936939,0.24734961002390285,0.24718209216028217,0.2438633211639503,0.24001152533383882,0.2392869630093042,0.23641749188142297,0.2315424263616781,0.23084139176876373,0.21888794540254206,0.2146035089781331,0.21282606475031327,0.21143350937940572,0.2068539708822932,0.19988426491328284,0.19817184780850824],"twin_dists":[0.16474248546364093,0.16954120110167153,0.184229713110491,0.18669655640036034,0.19232063450499462,0.2008628694162824,0.20348612155968812,0.206936769699633,0.2122625833854334,0.21701928492301276,0.21708492525734882,0.21713755877316523,0.2181850699860646,0.21941243075157424,0.2196447347226788,0.22056924928741226,0.22215691842904106,0.22238702559320558,0.22638396101413852,0.22785205352484397,0.22846690905756356,0.2289510556138357,0.23055865263837572,0.23305264798621986,0.2336745364854786],"n_dims_used":45,"mean_confidence":0.8932111952039931},"coverage":{"mean_confidence":0.8932111952039931,"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}}