{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003303","480:4800003359","480:4800003306","480:4800003419","480:4800003310","480:4800002779","480:4800002792","480:4800003360","480:4800003305","480:4800003095","480:4800002840","480:4800003267","480:4800002675","480:4800003363","480:4800003098","480:4800003004","480:4800002961","480:4800003170","480:4800003127","480:4800003368","480:4800002922","480:4800003408","480:4800003589","480:4800002673","480:4800003473"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6838190381254727,0.550243266180947,0.5361807229018053,0.5247403013531232,0.5187913950465834,0.4825370951999297,0.4725136619278304,0.44486991389350333,0.4301062488333966,0.4201638563821957,0.406455583470809,0.4016195398480855,0.39436202715558283,0.38710778223740977,0.38495379090300524,0.3722468235120747,0.3655072987636048,0.36366488739506436,0.359683979742499,0.35828124841411235,0.3539668457225295,0.3509772602487488,0.34571432557214227,0.33788770366188936,0.3336632417853763],"twin_dists":[0.11323118336647113,0.1419611672646293,0.14500461848483728,0.14749211493324196,0.1487903041292053,0.15678787635180816,0.15903008926149403,0.1653005176755463,0.16870920959845545,0.1710314859464953,0.17427207212032533,0.17542674026272992,0.1771714549898612,0.17893029388710066,0.17945552447337806,0.18258321925553914,0.18426338793899888,0.18472539854983724,0.18572773400840112,0.18608226830385122,0.18717721135453544,0.18793999187960156,0.1892911178998097,0.19132074080922462,0.1924267539560829],"n_dims_used":43,"mean_confidence":0.9213429828022801},"coverage":{"mean_confidence":0.9213429828022801,"n_dims_used":43,"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}}