{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001821","480:4800001648","480:4800001982","480:4800002195","480:4800001704","480:4800001361","480:4800002479","480:4800002378","480:4800002521","480:4800002288","480:4800002425","480:4800002474","480:4800002475","480:4800002199","480:4800002426","480:4800002152","480:4800001540","480:4800002518","480:4800002527","480:4800001583","480:4800002041","480:4800002243","480:4800001765","480:4800002424","467:4670000024"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,467],"twin_sims":[0.43100933702181315,0.3154289135691133,0.26552332816038987,0.25189122432233724,0.24964930122644402,0.22823928347392358,0.2275388520804066,0.2183277146929535,0.21371014241355726,0.2123181092701297,0.212046613754985,0.1861460724308008,0.18268917070995247,0.18146252281707054,0.16885586305633352,0.15720067157317782,0.15264577529630197,0.15073601370376974,0.14685518815934318,0.14617103279218827,0.13910236380308225,0.13862610184566088,0.12665038347032376,0.12476218863625813,0.12453567458213836],"twin_dists":[0.16849937459648504,0.197291438613835,0.21150430714333843,0.21566658241031048,0.21636467028102443,0.22324519318086622,0.22347729701971825,0.22657482343898536,0.22816065581471984,0.22864325944817493,0.22873763361059263,0.23815054513675465,0.2394745448428244,0.2399485989502887,0.24495786831319522,0.24983423668198862,0.2518115422080792,0.25265346452431425,0.25438883476688795,0.2546982663459172,0.2579599738982077,0.2581841362277195,0.2640208019537616,0.2649787024495844,0.2650943532575088],"n_dims_used":43,"mean_confidence":0.9137435735658158},"coverage":{"mean_confidence":0.9137435735658158,"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}}