{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004105","491:4910004261","491:4910004614","491:4910004056","491:4910004615","491:4910004309","491:4910003601","491:4910004537","491:4910004458","491:4910004498","491:4910004006","491:4910003958","491:4910004536","491:4910004414","491:4910004578","491:4910003603","491:4910004531","491:4910004062","491:4910004581","491:4910004115","491:4910004574","491:4910004763","491:4910004018","491:4910004312","491:4910004264"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.24019954014561898,0.2399503879563018,0.22661203140998878,0.2139191968628242,0.20699406652803196,0.2048956348152524,0.19411303679027597,0.19050039755081052,0.16236539369256414,0.11796992892589331,0.11303283353972428,0.11232616934024671,0.10433451260794602,0.09983058778863985,0.09356126553493996,0.09321360539593429,0.09288555474000093,0.08678004289399777,0.06846055412722192,0.06324798420994289,0.05079562082548463,0.04672022247048616,0.046069030498558566,0.04366533186327961,0.041374080110628965],"twin_dists":[0.21935222527890608,0.21943201455811528,0.2237851486090192,0.22808836257358786,0.2305091159837357,0.23125351632512034,0.2351635462874164,0.23650718242503496,0.24764214183682925,0.26851848011424595,0.2711906765525158,0.2715804664103099,0.2761262982865944,0.27880883425620373,0.28270539579268544,0.2829274249641428,0.28313753091900296,0.2871594288071237,0.3007651733461634,0.305174206538906,0.31706111156295724,0.3214795321983929,0.3222151398850989,0.3250081895750088,0.3277935670270894],"n_dims_used":45,"mean_confidence":0.8974348280164931},"coverage":{"mean_confidence":0.8974348280164931,"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}}