{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001024","494:4940000960","480:4800006458","494:4940001199","494:4940001138","494:4940000440","480:4800006488","494:4940000387","494:4940000499","494:4940000959","493:4930005042","494:4940000735","480:4800006485","492:4920002984","494:4940000338","494:4940001022","494:4940002129","494:4940003141","494:4940002582","494:4940002133","494:4940001021","494:4940000904","493:4930004773","494:4940002024","493:4930004913"],"twin_admin_codes":[494,494,480,494,494,494,480,494,494,494,493,494,480,492,494,494,494,494,494,494,494,494,493,494,493],"twin_sims":[0.7845137021194811,0.7286451720558944,0.7232186089247096,0.6973975048649641,0.6723569105007017,0.638179959724545,0.5550300733030219,0.5541569917120739,0.521945019091986,0.49907601124521217,0.47949095823718463,0.47660255454410966,0.4353287426876355,0.43398444654692103,0.4270185716998964,0.42151028093122206,0.4193601045589808,0.4138445879697578,0.39218148593858454,0.38859745436359866,0.38713424406454583,0.38437736229941444,0.37994627784608487,0.37764096472669534,0.375017941635854],"twin_dists":[0.09048277159890536,0.10334099128185505,0.10455400207193384,0.11026332078444862,0.1157218796265372,0.12309127717949285,0.1409282395075781,0.14111653492486334,0.14810168401688303,0.1531194172542151,0.1574676868238553,0.1581135720054927,0.16749819558865545,0.16780935531383373,0.1694280035322475,0.1707156648110947,0.17122022034852194,0.17251954816198206,0.17769854048109168,0.1785678603462936,0.17892385004752573,0.17959631803955595,0.18068201130553513,0.18124926871119332,0.18189675720419174],"n_dims_used":44,"mean_confidence":0.9142296530983665},"coverage":{"mean_confidence":0.9142296530983665,"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}}