{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011234","490:4900010931","490:4900010998","490:4900011159","490:4900010496","490:4900011004","490:4900011158","490:4900011587","490:4900010512","490:4900011090","490:4900010677","490:4900011085","490:4900010843","490:4900011162","490:4900010765","490:4900010509","490:4900011769","490:4900012099","490:4900010755","490:4900011702","490:4900010674","490:4900010760","490:4900010770","490:4900011320","490:4900011900"],"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":[0.5872345183332766,0.5582528669195419,0.47035603922215613,0.46999998958576006,0.4035802728253629,0.3739234695469491,0.36682714970520175,0.36095055496425055,0.3576873230510569,0.3496249697649982,0.32590312539842714,0.309833597494496,0.3027135935818622,0.29960875937242365,0.29166173706103365,0.2878793467071191,0.2773990045915559,0.2741260480250296,0.270556218380406,0.26762272989238506,0.2615231834741591,0.2500711516993003,0.24633594749260393,0.23641749188142297,0.2320423269604504],"twin_dists":[0.13400769294934034,0.1402335679607493,0.15951477657865593,0.15959483113547324,0.17495784230442313,0.1821675809240768,0.18393313712902823,0.18540821917896402,0.1862325947264618,0.1882861366270983,0.19447854335326098,0.198815732843305,0.20077840973741357,0.20164266145572748,0.2038790023254153,0.20495608195156442,0.20798565742097883,0.20894599276874262,0.21000149357355408,0.21087529890121776,0.21271144255820093,0.2162330099278166,0.21740376524871327,0.22056924928741226,0.2219931113488854],"n_dims_used":45,"mean_confidence":0.8931827121310764},"coverage":{"mean_confidence":0.8931827121310764,"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}}