{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003501","480:4800003237","480:4800003038","480:4800003380","480:4800003335","480:4800003238","480:4800003153","480:4800002904","480:4800002946","480:4800003244","480:4800003192","480:4800002609","480:4800003387","480:4800003026","480:4800003292","480:4800003442","480:4800003569","480:4800003031","480:4800003507","480:4800002944","480:4800003686","480:4800002708","480:4800003027","480:4800002858","480:4800003562"],"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":[0.5096054515416002,0.5061821643948465,0.4927008959570888,0.46688518306348703,0.46010038846110135,0.4574259429961795,0.41572154126709704,0.408056343098981,0.3906867462390572,0.3877940226406951,0.3612991735955981,0.3541585858804069,0.3271425294130663,0.3195189654380059,0.3185354207543201,0.30009203073882773,0.29689357348314216,0.2922871747959527,0.2869664481652073,0.26720951043344954,0.24472745558599093,0.2442318068666579,0.24266449303338813,0.21334783957074616,0.2078491209854398],"twin_dists":[0.15080195072364375,0.1515539739609567,0.154529137177483,0.16029604765104677,0.16182909140538163,0.16243558257931853,0.17207655143035636,0.1738912221425464,0.17806064087167325,0.17876325164705184,0.18532037462547288,0.1871284041155612,0.19414905207437191,0.19618689312070842,0.19645177445599396,0.20150779713709113,0.2024027565305234,0.20370170447985242,0.20521730513896907,0.21099886178324354,0.21791144133795173,0.21806831239447202,0.2185657184806743,0.22828605727735307,0.23020727066007654],"n_dims_used":43,"mean_confidence":0.913421630859375},"coverage":{"mean_confidence":0.913421630859375,"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}}