{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001020","491:4910001084","491:4910001466","491:4910001696","491:4910001592","491:4910000544","491:4910002321","491:4910001523","491:4910001472","491:4910001772","491:4910001415","491:4910001521","491:4910001354","492:4920005242","491:4910001414","491:4910001580","491:4910001473","492:4920006850","491:4910000786","491:4910001575","491:4910000655","491:4910001149","492:4920005170","491:4910001638","491:4910000783"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491,491,491,491,492,491,491],"twin_sims":[0.7685757313758422,0.6566393896989189,0.5606503744021104,0.5373340659479748,0.5306362293767568,0.5027694920972327,0.4708164084745524,0.4688699226136019,0.4633238583127361,0.4232085113484796,0.4156234023195294,0.40327372451288934,0.38697904710631975,0.3675396524340677,0.3651134113123247,0.3637356545866468,0.3581871366511864,0.35667493791348304,0.3514310607847537,0.33872023760254827,0.32904639509809597,0.3175259394248828,0.31716365447208533,0.2936929772318881,0.2879481170721666],"twin_dists":[0.09423128902605027,0.11911979868482432,0.1397171585015403,0.14475445652312657,0.14620874540340306,0.15230501122549112,0.1594112969653796,0.1598490525183729,0.16109975996008452,0.17031792820145722,0.17209969268660008,0.1750310838290248,0.1789616457370215,0.1837551036923909,0.18436206190328902,0.18470763088700565,0.18610608007995472,0.18648913202822623,0.1878239892184233,0.19110365713269145,0.19364425596121773,0.19672412010540982,0.19682197916481078,0.20330401015358493,0.20493642361966993],"n_dims_used":44,"mean_confidence":0.8966451991688121},"coverage":{"mean_confidence":0.8966451991688121,"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}}