{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009658","490:4900008481","490:4900008928","490:4900009656","490:4900009029","490:4900008921","490:4900009655","490:4900009456","490:4900008354","490:4900008810","490:4900008702","490:4900009458","490:4900009019","490:4900008587","490:4900009328","490:4900008811","490:4900009145","490:4900008700","490:4900009356","490:4900009026","490:4900009323","490:4900009657","490:4900009552","490:4900008920","490:4900008694"],"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":[0.033315804857112934,0.030334871767028496,0.0069387291186933,0.006405387647143914,0.004579478566425495,0.0031642059434941797,0.0030252636516226858,0.0016443134406553058,0.001547653507891444,0.0015404179266883017,0.0010948410278770557,0.00086207489593911,0.000850502944640049,0.0007488150018105376,0.00039619218299521004,0.00023863238337322148,0.00020050760598523193,0.00018852293070902517,0.00018806880546202168,0.0001315583528988766,0.00012808057860228122,0.00010739771099288969,0.00010574655744655548,0.00010261316310256868,0.00008729376074456571],"twin_dists":[0.33875704907547055,0.34339253305638523,0.4094914634674172,0.412772743049067,0.4262642177324902,0.4406499206313487,0.44236543128623657,0.46503164196542623,0.4672239098028282,0.46739305547958976,0.47955690090948283,0.48789156813641077,0.4883585601638736,0.4927369789549485,0.5140671460251883,0.5304410609798523,0.5359477573225074,0.5378839629514928,0.5379595876462481,0.5490499842199162,0.5498724128383051,0.5552486482575446,0.5557191147710018,0.5566313358000267,0.5615095053893236],"n_dims_used":45,"mean_confidence":0.8819794548882378},"coverage":{"mean_confidence":0.8819794548882378,"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}}