{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013017","490:4900013013","490:4900013084","490:4900013083","490:4900012239","494:4940008149","490:4900013235","490:4900012606","494:4940007635","494:4940008148","490:4900013085","490:4900012976","490:4900013047","494:4940005572","490:4900013234","490:4900013048","496:4960010347","490:4900013082","490:4900000860","484:4840005828","490:4900001831","494:4940008150","479:4790002250","494:4940008047","469:4690005811"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,494,490,490,490,494,490,490,496,490,490,484,490,494,479,494,469],"twin_sims":[0.3060465929976292,0.28990870278831615,0.19187594633877747,0.125851774366761,0.09888669073852684,0.08893710358477003,0.06937837518094335,0.04959855586644774,0.03167254459025843,0.030641122563332377,0.02624284120609332,0.02609742573170583,0.02233063609939115,0.022034883642141512,0.021178001840978608,0.019942066781014726,0.014736495666981693,0.014139820035363584,0.011724671365765412,0.009910565579281386,0.009866109881544897,0.008093053117569917,0.00780958731189409,0.0075609372087096175,0.00731836106476604],"twin_dists":[0.19985636418537925,0.2043771571445073,0.2359935030881424,0.2644246129678247,0.2793829725181894,0.28571359174507877,0.30001737772758064,0.3183272995031599,0.3412663183921769,0.342898767061317,0.3504379512674424,0.35070529914125953,0.35812384041004286,0.3587512532654248,0.3606113024974599,0.363413038242377,0.3771921892040581,0.3790359864864822,0.3872812784404709,0.39453440372226334,0.3947265632550118,0.4031028438364176,0.40459199168679927,0.4059387078094721,0.4072913980442472],"n_dims_used":45,"mean_confidence":0.9122795104980469},"coverage":{"mean_confidence":0.9122795104980469,"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}}