{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000293","480:4800000292","480:4800000275","480:4800000276","480:4800000291","480:4800001084","480:4800000352","480:4800000377","490:4900000543","490:4900000762","490:4900000314","466:4660012411","480:4800000464","490:4900000760","494:4940005478","494:4940006364","480:4800000406","490:4900000877","490:4900001001","480:4800000372","487:4870001808","480:4800001038","480:4800000306","480:4800000653","494:4940005931"],"twin_admin_codes":[480,480,480,480,480,480,480,480,490,490,490,466,480,490,494,494,480,490,490,480,487,480,480,480,494],"twin_sims":[0.361350485863263,0.307105062488751,0.10626388037431343,0.06825667733297612,0.06515241016374985,0.04654218633193293,0.043888275977314824,0.040824407447826026,0.04053466222101363,0.03962639686530219,0.038935996821993175,0.03838794366433749,0.03731841545070722,0.03709716477383273,0.03526665372007502,0.03497145026247865,0.03493420320150916,0.034078749534425704,0.03359715128743759,0.0335302581964862,0.032980497565620104,0.032596012582041894,0.03218044667375047,0.032020540191024946,0.03135869284754296],"twin_dists":[0.18530744865763432,0.19956476418500718,0.2750047320262219,0.30093238798495675,0.30353009644796486,0.3216797908002251,0.3247437764651394,0.3284810609358641,0.3288466034761522,0.3300069472636469,0.330904090859173,0.33162589293200456,0.33305999481252596,0.33336100488286174,0.33591163890567705,0.33633346287548743,0.33638690120335696,0.3376277717044389,0.33833807056184545,0.33843741523480964,0.33926034595902965,0.3398428620951662,0.34047910339313486,0.3407257954613308,0.34175818088035076],"n_dims_used":43,"mean_confidence":0.9135580728220385},"coverage":{"mean_confidence":0.9135580728220385,"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}}