{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005242","491:4910005538","497:4970000117","491:4910005288","497:4970000093","491:4910005684","491:4910005730","491:4910005824","491:4910005384","491:4910005731","497:4970000092","491:4910005827","491:4910005780","491:4910005238","491:4910005862","491:4910005729","491:4910005784","491:4910005433","491:4910005588","491:4910005639","491:4910005083","497:4970000118","491:4910005487","491:4910005785","491:4910005590"],"twin_admin_codes":[491,491,497,491,497,491,491,491,491,491,497,491,491,491,491,491,491,491,491,491,491,497,491,491,491],"twin_sims":[0.6549209707258016,0.5848076963499963,0.5040521996587726,0.4982325410003841,0.43634252759231085,0.4154397409605048,0.41009462244021855,0.40032827456056297,0.39582523552690085,0.39465683292496445,0.332970997431654,0.329301101418607,0.32495070074916116,0.31486155112336706,0.3126756869350478,0.2999447980015079,0.26709725748221125,0.2520886008602799,0.22749516068866593,0.22349664816088058,0.21828810609512084,0.21082671752653165,0.20643986056095878,0.1992862329875188,0.17644164122759975],"twin_dists":[0.11949027456178359,0.13452792974355662,0.1520225611415959,0.15330563614693726,0.16726379169027789,0.17214300653015732,0.1734072325904301,0.1757361036181554,0.17681852109574067,0.17710029763886542,0.19260871520447367,0.19357684458026556,0.194732214062251,0.19744529662175406,0.19803953853163062,0.20154887123754733,0.21103244869784826,0.2156053136739822,0.22349179081807097,0.22482611937651975,0.22658832994743522,0.22916269389234684,0.23070521266210994,0.23326941239765528,0.24191298616534204],"n_dims_used":45,"mean_confidence":0.8915456136067709},"coverage":{"mean_confidence":0.8915456136067709,"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}}