{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008158","490:4900000858","490:4900000441","494:4940007217","490:4900000455","490:4900000541","490:4900000644","494:4940006999","490:4900012662","490:4900000536","494:4940006780","494:4940007941","490:4900000635","494:4940008144","490:4900000987","490:4900000539","490:4900000757","490:4900012249","490:4900012671","490:4900000443","494:4940007841","494:4940008368","494:4940006893","490:4900000978","490:4900000982"],"twin_admin_codes":[494,490,490,494,490,490,490,494,490,490,494,494,490,494,490,490,490,490,490,490,494,494,494,490,490],"twin_sims":[0.1919824063726677,0.18647332175600462,0.17752463168184893,0.17724800206892163,0.12483917260650387,0.11731789832099537,0.10807906153751881,0.10676818227217083,0.09934957502905727,0.09469315577865696,0.0847576242887226,0.0710927606895859,0.0657523011025275,0.06449464605769739,0.06352108948411776,0.06231176712735408,0.056775327590787,0.05658493785147683,0.05557050670545553,0.053066176012810995,0.05219539061175352,0.050964437775900984,0.04982521109669064,0.048752951625815916,0.04689631914617953],"twin_dists":[0.23595385431614357,0.23802610714256972,0.24148594858526304,0.2415948507599431,0.2649394332300463,0.2688664101053616,0.27396389837136575,0.2747141870027063,0.2791008828477212,0.2819870060799923,0.2885412207002097,0.2986418448879172,0.30302034223054913,0.3040934542614423,0.3049359653431937,0.30599735601847433,0.3110841505906142,0.3112662278966071,0.31224499072858797,0.314726136439171,0.3156116303359974,0.3168845505751747,0.31808561712710554,0.31923717173012756,0.3212820823398179],"n_dims_used":45,"mean_confidence":0.9116536458333333},"coverage":{"mean_confidence":0.9116536458333333,"n_dims_used":45,"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}}