{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000487","480:4800000638","480:4800000330","480:4800000947","495:4950001152","495:4950001439","480:4800000904","495:4950001446","495:4950001624","495:4950001562","480:4800000488","480:4800000563","480:4800000524","480:4800000562","480:4800001111","480:4800000522","495:4950001047","480:4800000523","495:4950001494","495:4950001056","495:4950001555","495:4950001438","495:4950001377","480:4800001187","495:4950001322"],"twin_admin_codes":[480,480,480,480,495,495,480,495,495,495,480,480,480,480,480,480,495,480,495,495,495,495,495,480,495],"twin_sims":[0.3214560536912424,0.2444665606203329,0.1845255723813496,0.1647214120419523,0.13460088729551495,0.11175021783285692,0.04948064262021397,0.047159261749896535,0.04222507087725608,0.03715598111867775,0.03226084518681355,0.03188632731943308,0.031507088913645974,0.02905262325914987,0.028424673905074395,0.02565117149093903,0.019894257620818295,0.0173364725752642,0.017314577490584734,0.0160469244496353,0.015752696333505643,0.015217438271993856,0.012805218990042241,0.011491284144169925,0.009997896963403067],"twin_dists":[0.19566654541121803,0.2179939880936546,0.23876902418336288,0.24665894772291458,0.2601020756582577,0.27189955764880436,0.31845339457457117,0.3209884071648349,0.3267442398307828,0.3332808373757628,0.34035546592909155,0.34093366339296705,0.34152509510694334,0.3455074640232397,0.34657258004474145,0.35153384621728234,0.3635244273422114,0.36985475601948387,0.3699123852649537,0.37336320098046905,0.37419829501829427,0.3757533215714151,0.3834225017906714,0.3881559925943026,0.3941591415365749],"n_dims_used":43,"mean_confidence":0.9023706303086392},"coverage":{"mean_confidence":0.9023706303086392,"n_dims_used":43,"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}}