{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000694","487:4870000617","487:4870000693","665:6650001564","665:6650001975","497:4970003437","487:4870000545","487:4870000616","665:6650001959","665:6650001641","491:4910004973","665:6650001554","665:6650001886","665:6650002110","487:4870000859","487:4870000482","497:4970003461","665:6650002512","665:6650001482","665:6650001802","665:6650001816","665:6650001475","491:4910004975","665:6650001558","497:4970003387"],"twin_admin_codes":[487,487,487,665,665,497,487,487,665,665,491,665,665,665,487,487,497,665,665,665,665,665,491,665,497],"twin_sims":[0.8374703154425558,0.7023787999716404,0.48859195708843367,0.47348913872590176,0.42258102999426106,0.41917317186371955,0.3932971717717216,0.37978871995897423,0.37705766482681397,0.35856606825110804,0.3534059067737733,0.3375828858427593,0.33363214517825823,0.33334843045627593,0.32994607181847496,0.32659571469648224,0.32488561383280584,0.32184118917531446,0.3210919439527141,0.32046410444003764,0.3167801984507611,0.30647400963130106,0.3009844908944805,0.29459093449246376,0.29261697270576104],"twin_dists":[0.07735319669908433,0.10916913191348047,0.15544056445208188,0.15881120121562534,0.17046481023933363,0.1712641372727415,0.17742868481782265,0.18072072764288702,0.18139306497752397,0.186010223880621,0.1873200765260546,0.19140029430855074,0.1924349235016523,0.19250947877843866,0.19340627274949962,0.19429433559450102,0.19474956449293476,0.19556329837281336,0.19576421952822065,0.1959327861608243,0.19692562564981952,0.19973854431883442,0.20125907563542852,0.2030505722578195,0.2036083047016237],"n_dims_used":42,"mean_confidence":0.888236817859468},"coverage":{"mean_confidence":0.888236817859468,"n_dims_used":42,"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}}