{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000598","480:4800000597","480:4800000674","480:4800000709","495:4950001163","480:4800001175","495:4950001164","495:4950000913","495:4950000911","495:4950001507","480:4800000708","495:4950001502","480:4800001025","495:4950000908","495:4950001565","495:4950001063","495:4950001566","480:4800000672","480:4800000596","480:4800001116","495:4950001099","495:4950001279","495:4950001155","495:4950001278","495:4950001211"],"twin_admin_codes":[480,480,480,480,495,480,495,495,495,495,480,495,480,495,495,495,495,480,480,480,495,495,495,495,495],"twin_sims":[0.7801787214807264,0.6319776057705591,0.5735153215987021,0.5432082202090776,0.4143453325702986,0.4009126412065446,0.38303086649472967,0.3529425405577414,0.3127609837333172,0.2996207034550263,0.2554103612239525,0.22851775793877047,0.19659190443419136,0.19563803499040783,0.1862659312925398,0.16361146809554653,0.162333499677649,0.16182567283194618,0.15457939136037124,0.15067184193296662,0.14796533322686975,0.13837823711836325,0.1333796021589238,0.13218866542212637,0.13186625150051146],"twin_dists":[0.09150987257584928,0.12442237790284062,0.1369508612206828,0.14348193031113526,0.17240127814665743,0.17559604424741085,0.17992559497878519,0.18743817979206628,0.19801630578006452,0.20163932674245713,0.21457873385015297,0.22315304529153676,0.2342516176983151,0.23460157886398234,0.23810495045627186,0.24712086337577638,0.2476555222581827,0.24786882693596524,0.2509669439350322,0.25268189063628954,0.25388899524453695,0.25830102642891395,0.26069249168890357,0.26127216327234354,0.26142976948058216],"n_dims_used":43,"mean_confidence":0.9024461258289426},"coverage":{"mean_confidence":0.9024461258289426,"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}}