{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003688","480:4800003692","480:4800002603","480:4800002648","480:4800002647","480:4800003101","480:4800003282","480:4800003061","480:4800002845","480:4800003103","480:4800003752","480:4800003689","480:4800002892","480:4800002847","480:4800003698","480:4800002936","480:4800003693","480:4800003142","480:4800002937","480:4800002701","480:4800003632","480:4800002749","480:4800003102","480:4800002799","480:4800003624"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7343468754781801,0.7049669235139683,0.7042462772213355,0.6900949176970569,0.6879547485827652,0.6716947998111935,0.6523011835927099,0.6514047030722208,0.6331800358350037,0.6121035642499059,0.6081645187900928,0.6055912781717812,0.6032789959912597,0.5529258653452097,0.5001035355458362,0.48766263715172997,0.484633618334987,0.4797792231654845,0.47869377676410346,0.47029680439854193,0.4587369131152218,0.41714269455717445,0.4010281864469288,0.3931556979079718,0.39258320129459867],"twin_dists":[0.10206081943331391,0.10859936486966489,0.10875810203160215,0.1118619942497652,0.112329376658132,0.11586539804592931,0.120054740490197,0.120247808626792,0.12416442231882402,0.12868114526055066,0.12952463339045228,0.1300756342537722,0.13057076240753737,0.14138212630476438,0.15289268265179198,0.1556470203523744,0.15632077640684047,0.1574032957126578,0.1576458215997906,0.15952809357766395,0.16213813204952027,0.17174170483834267,0.17556836164384754,0.17746288398415777,0.17760133480003223],"n_dims_used":42,"mean_confidence":0.9110556102934337},"coverage":{"mean_confidence":0.9110556102934337,"n_dims_used":42,"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}}