{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001494","480:4800001598","480:4800001547","480:4800001490","480:4800001659","480:4800001546","480:4800001438","480:4800001439","480:4800001497","480:4800001709","480:4800001491","480:4800001708","480:4800002106","480:4800001432","480:4800001766","480:4800001824","480:4800001657","480:4800001266","480:4800001711","480:4800001551","480:4800001501","480:4800000936","480:4800001342","480:4800001946","480:4800001327"],"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":[0.4169425689640984,0.37961114719224703,0.34901779708283387,0.31997724614239503,0.3106502442856112,0.30882744490099423,0.28493078433949304,0.27678668752809366,0.2651765650090079,0.25270987076805673,0.24816075820395045,0.2164864794411098,0.21164477736548762,0.201568759588718,0.19845097618057417,0.19317582390919386,0.18676573107970842,0.18363604873982717,0.18309671878540698,0.17655745458787908,0.15575955418661525,0.15467555961434626,0.1511927270678404,0.14671734314118434,0.14424103277960731],"twin_dists":[0.17178882801210438,0.18076437150110233,0.18844178229696332,0.19606362867592889,0.19859228555302946,0.1990914966837148,0.20580160499415862,0.20816479163633625,0.2116084994171445,0.2154126611035283,0.21683038847730712,0.22720443284686884,0.22887746577859164,0.23244447357843828,0.23357291463600627,0.23551043612900643,0.23791504689153478,0.2391101459320489,0.23931754009003448,0.24186723052220097,0.2504552481064698,0.2509251404565287,0.2524514113312149,0.25445109377393754,0.2555769898114849],"n_dims_used":43,"mean_confidence":0.9201733788778615},"coverage":{"mean_confidence":0.9201733788778615,"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}}