{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000674","490:4900000669","490:4900000690","490:4900001025","490:4900000576","490:4900000682","490:4900000772","490:4900000917","490:4900000691","490:4900004322","490:4900002781","496:4960008028","490:4900003890","490:4900000403","490:4900001317","490:4900003340","496:4960007669","490:4900000498","490:4900004183","490:4900000711","490:4900003207","490:4900004025","490:4900004442","490:4900000175","490:4900004321"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,490,490,490,490,490,490,490],"twin_sims":[0.6300539395069545,0.6227960884274018,0.6195361697993284,0.5443989225999767,0.5442425498261231,0.5409899265891172,0.5156266747568824,0.478446633362867,0.47534901737556595,0.4674561196064294,0.45412692092604134,0.4510726012066455,0.44840165749256095,0.41900617200814183,0.41545332063253615,0.4134988035603006,0.4126875441226432,0.41020959773946086,0.40706831309647923,0.4037392742477509,0.3990921480870225,0.3848230948656775,0.3819841635726715,0.3787061685044357,0.3779800326342017],"twin_dists":[0.12483496873191902,0.12639078158782605,0.1270892293987606,0.14322429706502865,0.1432581258165938,0.1439621779604257,0.14948234992232087,0.15770106654031785,0.15839427420416477,0.16016739713441552,0.16318547757406568,0.16388153131608577,0.1644916541390524,0.17130337832575995,0.17213980368094253,0.17260125458098113,0.17279306596503374,0.17337996327502458,0.1741262140981379,0.17491986300396184,0.1760326812546451,0.17948743836737702,0.18018194255270348,0.18098695099011833,0.18116573068350086],"n_dims_used":45,"mean_confidence":0.9109672546386719},"coverage":{"mean_confidence":0.9109672546386719,"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}}