{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003162","490:4900002723","490:4900003020","490:4900002722","490:4900002864","490:4900003012","490:4900003163","490:4900002872","490:4900002871","490:4900002717","490:4900002425","490:4900003006","490:4900002273","490:4900003290","490:4900003294","494:4940008548","490:4900003678","494:4940007555","490:4900003289","494:4940008964","490:4900002724","490:4900001255","490:4900003679","490:4900003544","490:4900001256"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,494,490,490,490,490,490],"twin_sims":[0.5352430978749917,0.4019263841789211,0.40105923148232436,0.3686471502801723,0.3523146663467809,0.28173190739855636,0.26634306928113355,0.24846523996827316,0.2074995269000743,0.19998251382854573,0.19979411710966918,0.1960427733872773,0.1487226132526508,0.14368829707436348,0.12533869295627928,0.11769017463407742,0.116769620640871,0.1150754391351124,0.11479344675488282,0.11103379200004515,0.10873330777647328,0.10306907333576068,0.10277765683350149,0.10211192015817508,0.10124188551846555],"twin_dists":[0.14520806923349228,0.17535329221746349,0.17556092441601465,0.18347871504217986,0.18759834174249881,0.20672488486773125,0.21125833518891599,0.21673498043404485,0.23033057936381676,0.23301707918425368,0.23308529456887261,0.23445294196818606,0.25354961878567917,0.2558302535162657,0.2646850757645493,0.2686675788112172,0.2691601257567793,0.2700744490280894,0.2702276383304959,0.27229825156834647,0.273592074164155,0.2768707136636133,0.27704315282614567,0.2774385236612518,0.2779582697204424],"n_dims_used":44,"mean_confidence":0.918663891878995},"coverage":{"mean_confidence":0.918663891878995,"n_dims_used":44,"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}}