{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004338","489:4890004697","489:4890003815","489:4890004366","479:4790004178","489:4890004286","489:4890003625","489:4890004747","477:4770000189","489:4890004150","489:4890004975","489:4890004232","489:4890004743","489:4890004288","489:4890004287","489:4890004089","479:4790002482","479:4790002741","479:4790003327","489:4890002192","489:4890004230","484:4840005832","479:4790003841","489:4890003624","489:4890004289"],"twin_admin_codes":[489,489,489,489,479,489,489,489,477,489,489,489,489,489,489,489,479,479,479,489,489,484,479,489,489],"twin_sims":[0.6640189171616789,0.6290491753492071,0.6214277062933737,0.6140389574393458,0.5868490285720275,0.5808886657857286,0.5683080213692019,0.55790513090919,0.55112618765019,0.5498664841212628,0.5485232460141782,0.546752358233215,0.5463817375968376,0.5449462351892507,0.5205223862196217,0.5167947828290824,0.5075762537831834,0.5051523311662357,0.5048028576899715,0.5027891188858588,0.5027784031750427,0.4990536636773951,0.4989306459735565,0.497322804282661,0.4972195128030444],"twin_dists":[0.1175266722008479,0.12505043025779758,0.12668398424896282,0.12826667692413202,0.13409032108382948,0.13536836759271162,0.13806967875630327,0.14030849416022953,0.1417705382697431,0.1420425323164066,0.14233267572498207,0.1427153749770597,0.14279549502670055,0.14310590830116246,0.14841220665313704,0.14922679435057315,0.1512475617759997,0.1517804687358941,0.1518573576880231,0.15230068796389748,0.15230304834540925,0.15312434994306573,0.15315150425666008,0.15350658496903857,0.15352940728052092],"n_dims_used":45,"mean_confidence":0.9197219848632813},"coverage":{"mean_confidence":0.9197219848632813,"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}}