{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006264","490:4900005754","490:4900006263","490:4900006501","490:4900006009","490:4900006147","490:4900005487","490:4900006382","490:4900012421","490:4900006625","490:4900006498","490:4900007235","490:4900006746","490:4900001284","490:4900006384","490:4900006985","490:4900007114","490:4900006381","490:4900006867","490:4900006385","490:4900006517","490:4900006865","490:4900001419","466:4660004771","490:4900005898"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.5256388631842557,0.39236654195487375,0.304270663512479,0.27674830026462516,0.2687749135853487,0.2487264471113901,0.22179580736236942,0.22084862299827732,0.206777416522395,0.19385366708978297,0.1921412842039397,0.18999842936704076,0.18683153424806975,0.14196373261144468,0.1346630918759928,0.12708409842948143,0.12243929211037383,0.11856748742884568,0.11711679769108238,0.11389384000357175,0.09719959390798114,0.09025920443171892,0.0775498910940452,0.07678722818974155,0.0715566417741272],"twin_dists":[0.1472963210071502,0.1776537555160463,0.20034693117045288,0.20817602994008255,0.21053139128927276,0.21665319200638594,0.2253985183761688,0.22571855420343492,0.23058573130075424,0.23525942981612366,0.2358947121429773,0.23669528026500639,0.23789007095999007,0.2566251288486609,0.26007211143666525,0.2638023053865292,0.26617236400186484,0.2682009083328184,0.2689740184349064,0.27071828263026776,0.28041996598015034,0.28484111512640037,0.2936906313253323,0.29425769821604325,0.29827428119206084],"n_dims_used":45,"mean_confidence":0.9207005818684896},"coverage":{"mean_confidence":0.9207005818684896,"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}}