{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012581","490:4900012437","490:4900012510","490:4900012584","490:4900012436","490:4900012435","490:4900012509","497:4970000437","490:4900012225","490:4900011625","490:4900012507","490:4900012294","490:4900011497","490:4900011225","490:4900012297","490:4900011431","490:4900012654","490:4900006207","490:4900012364","490:4900012439","490:4900012363","490:4900011821","490:4900011366","497:4970000325","497:4970000268"],"twin_admin_codes":[490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,497],"twin_sims":[0.24972752525080416,0.2398122435969892,0.2161412127276237,0.20051043885966002,0.19392061843709701,0.18676989723869242,0.14823583778866212,0.10182150079492801,0.09855874209584942,0.09452286237573063,0.094325663997275,0.08249746684256436,0.07945379277356397,0.07217197109978743,0.06516331824775855,0.061912836026921804,0.053265791712545314,0.05196579164708313,0.047743556638114824,0.042267150871295116,0.040471275199535535,0.03991043421875247,0.03988745255855441,0.038757481416357785,0.038215840197340215],"twin_dists":[0.21634024567158022,0.219476277538005,0.22732289733161792,0.23282616178379797,0.2352346707750461,0.23791346542127645,0.2537676212694282,0.27761162997740735,0.2795834571569958,0.28209465402559925,0.28221950060183126,0.29011691297726416,0.29229433636025054,0.297789682933238,0.303520793208008,0.30635119099594843,0.3145248497142634,0.315847150125882,0.3203406903027103,0.32669281618074186,0.32892686638812507,0.32964168564723045,0.3296711574137845,0.33113825145672315,0.33185435800241314],"n_dims_used":45,"mean_confidence":0.8911960177951389},"coverage":{"mean_confidence":0.8911960177951389,"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}}