{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010307","490:4900010305","490:4900009621","490:4900010910","490:4900011139","490:4900009823","490:4900010306","490:4900009928","490:4900011361","490:4900010303","490:4900007885","490:4900010841","490:4900009625","490:4900010221","490:4900008118","490:4900009724","490:4900011140","491:4910005416","490:4900012179","490:4900010304","491:4910003839","490:4900009819","490:4900010212","490:4900010028","490:4900008791"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,490,490,490],"twin_sims":[0.579306333485519,0.5279406980213087,0.4892500259075892,0.39252207902841485,0.3891529223411829,0.3671465344929951,0.3118572626957039,0.2994228107452895,0.2898038109855411,0.28815194929850213,0.2714460472392967,0.24990965575419777,0.2493506927902784,0.24859856818813247,0.22783483766816448,0.22035329701567602,0.19973995971565917,0.1971355202141463,0.18243261479505768,0.18224203423878613,0.1758957984159203,0.15846169593741977,0.15151085360719455,0.13657471679922992,0.13327218300307367],"twin_dists":[0.13570782343099386,0.1467950958663865,0.15529444090623146,0.17761612196552984,0.17843288407309568,0.18385331087930867,0.19826264111467118,0.2016945871881719,0.20440702076684814,0.20487817371742717,0.20973759682371926,0.21628339633612478,0.2164579525960438,0.2166932262057951,0.22337915785911153,0.22588628121098372,0.23310491228616534,0.23405269873486662,0.23957350786766082,0.23964708540829593,0.24212892654663798,0.2492942310098603,0.2523109349742522,0.25915629404220103,0.26074461632215273],"n_dims_used":44,"mean_confidence":0.8835362521084872},"coverage":{"mean_confidence":0.8835362521084872,"n_dims_used":44,"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}}