{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008922","490:4900009351","490:4900010157","490:4900009239","490:4900010162","490:4900010067","490:4900010928","490:4900009231","490:4900009859","490:4900009955","490:4900010680","490:4900008039","490:4900010415","490:4900009343","490:4900008128","490:4900009764","490:4900008691","490:4900009448","490:4900008338","490:4900010058","490:4900009439","490:4900010057","490:4900010324","490:4900010155","490:4900009854"],"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":[0.41928881723323946,0.3685176361390302,0.3062819061104883,0.2453103203675238,0.16534293311296902,0.14337481549419423,0.1342623592303199,0.13144158558620034,0.12542761140973838,0.11249168672362778,0.11222646027995274,0.10060009327298632,0.09725984974521294,0.09652706466724402,0.0960885353710165,0.09046164602843051,0.08940687098821057,0.08935882167627955,0.08833559368440777,0.08716769592549506,0.08691782178616107,0.08578060330590032,0.08260111371097888,0.08188847460886019,0.08155278868723595],"twin_dists":[0.17123696721389015,0.1835110153294868,0.19979148701814511,0.21772722857367682,0.2464012767650297,0.2559742123842161,0.26026532862004526,0.26163780327064434,0.26463987892641666,0.27148899925190667,0.2716356171790101,0.2783439090831521,0.28038268668224453,0.28083728602615105,0.28111063630304167,0.28470841606260266,0.2854024138105617,0.2854341824695634,0.2861139467028394,0.2868975032756595,0.2870662293485701,0.28783904018489503,0.2900439046847286,0.29054737182312124,0.29078574349827613],"n_dims_used":45,"mean_confidence":0.8924345228407118},"coverage":{"mean_confidence":0.8924345228407118,"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}}