{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004371","490:4900004093","490:4900006826","490:4900006344","490:4900001514","490:4900007191","490:4900007195","490:4900007315","490:4900006835","490:4900006342","490:4900007680","490:4900006583","490:4900003953","490:4900007325","497:4970001136","491:4910005596","490:4900006566","497:4970001209","490:4900006947","469:4690003022","490:4900007081","490:4900006218","497:4970001213","497:4970000286","665:6650000038"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,491,490,497,490,469,490,490,497,497,665],"twin_sims":[0.1926468927050533,0.08126638668573838,0.0015879821002551247,0.0008792763101125367,0.0007570874311334252,0.0006889301203292007,0.00030998774020366405,0.0002920592936261658,0.000269139728228608,0.00016199658548683463,0.0001468639303578409,0.00014547192792896803,0.00013697574176987334,0.00010827099279609294,0.00010807040967729233,0.0001023098387742129,0.00009072482439679648,0.0000901622462029385,0.0000881921495246825,0.00007847191568898965,0.00006995007311876594,0.00006395709630850654,0.00006178139881898383,0.00005695343231911112,0.00005087188068915726],"twin_dists":[0.23570672616303365,0.2909897402318055,0.46629430938731736,0.48720804911323823,0.4923607354849438,0.49558207639914664,0.5220559520294812,0.5239772860194104,0.5266015658050711,0.5426185082058483,0.5456584751045986,0.545952782288739,0.5478088851870377,0.5550025797259887,0.5550589325262627,0.5567210356873927,0.5603502307449211,0.5605374378646069,0.5612018493608957,0.5647007752015482,0.5681241784336374,0.5707772595182284,0.5717991304359615,0.5741943821310345,0.5775020697172654],"n_dims_used":45,"mean_confidence":0.9180037604437934},"coverage":{"mean_confidence":0.9180037604437934,"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}}