{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760003120","471:4710001510","471:4710001657","471:4710001020","471:4710001603","476:4760002612","471:4710001499","471:4710001768","471:4710001370","471:4710001550","471:4710000954","476:4760004170","471:4710000841","484:4840003511","471:4710000919","471:4710001693","476:4760003495","476:4760003561","471:4710001562","471:4710001114","471:4710001762","471:4710001117","471:4710001766","476:4760003570","471:4710001008"],"twin_admin_codes":[476,471,471,471,471,476,471,471,471,471,471,476,471,484,471,471,476,476,471,471,471,471,471,476,471],"twin_sims":[0.5180073794135565,0.5044348811913569,0.4307072330801503,0.42393957762431084,0.39166831736854907,0.38579619660410625,0.37146411127124895,0.3711316671750438,0.35575203168474767,0.34935955871241386,0.3483908261826554,0.3109167004968666,0.3080154198712829,0.30175302081272376,0.2934890497204008,0.2922133022446802,0.27171638062061876,0.2681029278514305,0.2487228764831557,0.24417013373794186,0.2432865542008678,0.24225149877661764,0.2280651385484706,0.22626048493560863,0.22615886602211419],"twin_dists":[0.1489616538446858,0.15193833301202855,0.16856954935621282,0.1701469137014155,0.17782278272532753,0.17924994600433536,0.18277756895225208,0.1828601770912278,0.18672332239338424,0.18835415595983235,0.18860265239888774,0.1985194517605233,0.199314431045666,0.20104523718995373,0.20336163015796832,0.2037226339842736,0.20965752968743734,0.210731856452632,0.21665430966010055,0.218087846083833,0.21836805206965104,0.2186971328065989,0.22330285597122407,0.22390213619853405,0.2239359753929704],"n_dims_used":45,"mean_confidence":0.9244039747450087},"coverage":{"mean_confidence":0.9244039747450087,"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}}