{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012102","490:4900010923","490:4900011905","490:4900011969","490:4900011642","490:4900011770","490:4900011768","490:4900010922","490:4900012163","490:4900011706","490:4900011760","490:4900011707","490:4900008906","490:4900010843","490:4900011978","490:4900011237","490:4900011319","490:4900010579","490:4900011456","490:4900011700","490:4900011894","490:4900011901","490:4900011838","490:4900011771","490:4900010410"],"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":[0.5395270020486762,0.497590962531749,0.3487060190613152,0.31518507626749803,0.252731303832779,0.23526856893123232,0.22266026569669728,0.20379261423386844,0.19653225602052676,0.1913005224183772,0.19057269348442865,0.19006864577655164,0.1789477807492396,0.164995581226534,0.16425849181384497,0.15269959070581493,0.14973065799685478,0.1366279357024924,0.13594509039636302,0.12089422843930911,0.1132671650791353,0.113114795630884,0.10770849455222016,0.10447627765376645,0.09595480329784961],"twin_dists":[0.14427909247884071,0.15344734153534467,0.18852176025499437,0.19735754345420078,0.21540602020545832,0.2209414739534641,0.22510723002631097,0.23164689665050947,0.23427346732401805,0.23620807341272365,0.23648012018172532,0.23666894785415188,0.24092758771839248,0.24654519589698087,0.24685132269248997,0.2517879299382291,0.25309983352073884,0.2591309358558233,0.25945686691420716,0.2669759085435694,0.27106183603516354,0.2711455886484088,0.2741752753070539,0.27604334158959065,0.28119419126992146],"n_dims_used":45,"mean_confidence":0.8916156344943577},"coverage":{"mean_confidence":0.8916156344943577,"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}}