{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000537","490:4900000463","494:4940008158","490:4900000874","490:4900000997","494:4940007734","490:4900012602","494:4940007106","490:4900000450","490:4900000644","490:4900000757","490:4900012536","494:4940007216","494:4940008155","490:4900000536","494:4940008063","490:4900012460","494:4940008350","490:4900000315","466:4660007432","490:4900012381","490:4900012599","490:4900000261","466:4660006849","466:4660009515"],"twin_admin_codes":[490,490,494,490,490,494,490,494,490,490,490,490,494,494,490,494,490,494,490,466,490,490,490,466,466],"twin_sims":[0.22157587451505847,0.18099176434650283,0.17367300162998844,0.15484416903726045,0.09188728667146562,0.08932519857769329,0.07177386258946175,0.06508425443468725,0.06240401341694567,0.05932597445762776,0.05909428936603554,0.05697281258135039,0.04630296897520884,0.0411887436376515,0.03866873156901966,0.03630844774555027,0.035454279622696774,0.0317329700731544,0.031546861412220066,0.03096436515615294,0.030366846119221334,0.028745598066126136,0.02873751097925935,0.028183417911077008,0.027386498114156967],"twin_dists":[0.22547274800785458,0.24013113113858686,0.2430132509305811,0.25085189335351654,0.28378051566415524,0.28545642103726654,0.2981028263075149,0.3035882536448992,0.305915801980641,0.3086921800496903,0.3089059144145125,0.310895819721879,0.3219498792603656,0.3280245082104647,0.33125500540280456,0.33444659277728317,0.33564509374256746,0.3411720996189448,0.34146278402109514,0.3423821696804734,0.34334078186174344,0.3460257366509097,0.34603945217920623,0.34698717691930114,0.348378727322538],"n_dims_used":45,"mean_confidence":0.9110256618923611},"coverage":{"mean_confidence":0.9110256618923611,"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}}