{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000993","480:4800001190","480:4800000609","480:4800000750","480:4800001032","480:4800000794","480:4800000502","480:4800000716","480:4800000803","480:4800000351","480:4800000350","480:4800001077","480:4800000649","480:4800000622","480:4800000514","480:4800000308","480:4800000501","480:4800000606","480:4800000569","480:4800000838","492:4920004130","480:4800000890","492:4920005685","480:4800001189","480:4800000878"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,492,480,480],"twin_sims":[0.455216502894232,0.37708614631715354,0.29588987048891896,0.21497960016883869,0.19970506851327754,0.1958655717253997,0.19089107108884498,0.17049342411583288,0.1679029262798568,0.16216069258760352,0.14696352552872588,0.12327645727025145,0.11303837572021483,0.10974198323476793,0.09945789642231932,0.09627593736865607,0.09090749690934215,0.08961951348537793,0.08561423564427229,0.08272273861204611,0.08146873607412411,0.08035605268326601,0.07936890594172764,0.07896905810546472,0.07886709460760896],"twin_dists":[0.16293758794799,0.18138604114808857,0.20268476904653432,0.22772239699361138,0.23311755305251686,0.2345179916334602,0.23636102841418613,0.24429239514778128,0.24534726078833827,0.24772805277138454,0.25433993348556555,0.2657402013154659,0.27118762696723225,0.2730222000520611,0.2790350186656008,0.2809937024573236,0.2844169910575104,0.2852619837342414,0.28795278025747306,0.28995832610364414,0.29084555245465293,0.29164199497689003,0.29235601563567726,0.29264726165720195,0.29272172049909595],"n_dims_used":43,"mean_confidence":0.9133183678915334},"coverage":{"mean_confidence":0.9133183678915334,"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}}