{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007547","490:4900007306","490:4900007183","490:4900007287","490:4900005697","490:4900007300","490:4900005694","490:4900006809","490:4900007305","490:4900006921","490:4900006325","490:4900006429","490:4900006671","490:4900007665","490:4900006080","490:4900006189","490:4900006065","490:4900006933","490:4900006911","490:4900005828","490:4900005564","490:4900007297","490:4900007174","490:4900007053","490:4900006202"],"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":[0.28159884459491397,0.2299485227969225,0.11272489639638743,0.108756676475431,0.06902596144468436,0.056245535663601756,0.04992069856945189,0.04923374833926023,0.04705730039616524,0.040052061071691576,0.036911514311330704,0.03565954116793415,0.03156837003076911,0.03089610121873174,0.02801927159756593,0.026453109316279613,0.022554086204317075,0.022471598605715067,0.022392221554948036,0.02178646422469099,0.021213129577568098,0.02088604448119596,0.02081825369384754,0.020569426232955736,0.019474389738605515],"twin_dists":[0.2067634271709423,0.2226807681186844,0.2713603003767213,0.27357882525978444,0.30030355047174795,0.31159207057375954,0.31798407309162013,0.31871823405008887,0.32110212273366817,0.3294603785801161,0.33361475831466314,0.3353548652961732,0.34142911472180426,0.34249088129031047,0.34727100930261057,0.3500536221912767,0.357654579162028,0.3578273370323602,0.35799410097094364,0.35928393329654557,0.3605337741905953,0.36126003139256013,0.3614117912134858,0.3619725434866009,0.3645128272773056],"n_dims_used":45,"mean_confidence":0.8984461466471354},"coverage":{"mean_confidence":0.8984461466471354,"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}}