{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005819","490:4900004897","490:4900004757","490:4900006068","490:4900006793","490:4900004756","490:4900004204","490:4900006067","490:4900005941","490:4900007540","490:4900003646","490:4900004201","490:4900004893","490:4900003508","490:4900007775","490:4900006554","490:4900006066","490:4900004060","490:4900004061","490:4900004754","490:4900004749","490:4900005820","490:4900006072","490:4900006317","490:4900008440"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3150389269941115,0.30921991786076736,0.24713784926066737,0.1938602177521931,0.1558837557609607,0.15061611322045446,0.0873027352450991,0.06567030354897542,0.0473042907621633,0.036530028491449165,0.035104411201130815,0.029417692898992837,0.02671417602437809,0.026223113476381277,0.01969224404679027,0.019455783611216276,0.01870921005523718,0.016598068637412925,0.01627031062662391,0.015638890458396507,0.013758869588827284,0.013265276714822326,0.012540121017351446,0.011775394810384553,0.010930819055813844],"twin_dists":[0.19739717874764645,0.1989838674064785,0.21715146355837345,0.2352570070764658,0.2504015618136178,0.2527065839625664,0.28680647877341126,0.3030897945921171,0.3208270127532574,0.33413960379764895,0.3361430980609308,0.34489729546379394,0.34958009224269376,0.3504741458587992,0.3639976861259255,0.36455705638832214,0.3663629851998601,0.37183448747139164,0.37273811624696646,0.3745249878921237,0.3802494153163109,0.3818665709244241,0.38434168896121335,0.38709321820736936,0.39032281631384685],"n_dims_used":45,"mean_confidence":0.8984772576226129},"coverage":{"mean_confidence":0.8984772576226129,"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}}