{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001798","490:4900001800","490:4900002705","490:4900001664","490:4900003977","490:4900004103","490:4900008956","490:4900003965","490:4900004101","490:4900004392","490:4900002401","490:4900010194","490:4900003554","490:4900002266","490:4900002565","490:4900003692","490:4900007859","490:4900009158","490:4900009386","490:4900007954","490:4900001948","490:4900001943","490:4900004376","490:4900008737","490:4900008635"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5342493812605373,0.5311527541719261,0.3889147920200435,0.321246861002761,0.3145306124562295,0.28833016613484924,0.2538962712836786,0.22606915059815635,0.19255118452602846,0.18853354715328857,0.1843899322064638,0.16464248639445817,0.15912054190455918,0.15698299560595852,0.1558357703508201,0.1549517265159014,0.15177479987072076,0.1462435583731117,0.14590213714225758,0.14439444076245692,0.14437741217792446,0.14249573448806171,0.1398589417847352,0.13971948612437704,0.13943578729592426],"twin_dists":[0.14542376888136685,0.14609645978689056,0.17849073758256248,0.19572265474254552,0.19753511358126863,0.20482726421403763,0.21504560005027903,0.22396585910188055,0.23574228421061508,0.2372461961158889,0.23882096561561086,0.24669171905775605,0.2490133395672077,0.24992777108824263,0.2504222998617558,0.25080519885689634,0.252194547684713,0.2546654135833822,0.25482017653642014,0.25550682589059504,0.25551461149360055,0.25637916008053835,0.2576050501719707,0.2576703633456123,0.2578033821343183],"n_dims_used":45,"mean_confidence":0.9192234463161892},"coverage":{"mean_confidence":0.9192234463161892,"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}}