{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004491","480:4800004493","480:4800005179","480:4800004492","480:4800004323","480:4800004077","480:4800004834","480:4800004406","480:4800005684","480:4800004156","480:4800004407","480:4800002863","480:4800004081","480:4800004158","480:4800003575","480:4800004920","480:4800004486","480:4800003851","480:4800005002","480:4800002819","480:4800002855","480:4800004404","480:4800003040","480:4800003118","480:4800002911"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7733653954145735,0.730407699292081,0.6818374810693972,0.6322277424983567,0.46110637404032684,0.3975995856753346,0.3362070867192967,0.3132826632039855,0.2717398758014782,0.23627671101190095,0.22639072277489922,0.22563705324705768,0.21686318833820242,0.2042360310382211,0.18740713255319208,0.17607954792035874,0.16455420361644826,0.1578271357379777,0.15709056422148215,0.1489097919060438,0.14515258251699698,0.14417771549316208,0.1438007452112854,0.12864284996101888,0.115749257413746],"twin_dists":[0.09311260665762491,0.10294589669648867,0.11366265315241969,0.12436872012372222,0.16160128722744874,0.17639134284927774,0.191759843611553,0.1978742915934246,0.20965057322205197,0.22061479539478426,0.22385878161582495,0.22410989870522066,0.22707532524430818,0.23148858193042154,0.23767186239602522,0.2420561803607899,0.2467283890975063,0.24956557407439534,0.24988153750410544,0.2534659309056421,0.2551608852472361,0.25560596525771173,0.25577867123300657,0.2630216705510377,0.26970956957391484],"n_dims_used":43,"mean_confidence":0.9161928753520168},"coverage":{"mean_confidence":0.9161928753520168,"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}}