{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004183","480:4800004102","480:4800004860","480:4800004105","480:4800004859","493:4930003923","480:4800003927","493:4930003916","480:4800004931","480:4800004264","480:4800003870","480:4800004773","493:4930001169","493:4930003911","480:4800004427","480:4800004344","480:4800005033","480:4800004760","480:4800004582","480:4800003929","493:4930003424","480:4800004346","480:4800005034","493:4930002881","480:4800004104"],"twin_admin_codes":[480,480,480,480,480,493,480,493,480,480,480,480,493,493,480,480,480,480,480,480,493,480,480,493,480],"twin_sims":[0.35048433358821274,0.3457710991724257,0.32456585844201097,0.28091126823058116,0.26201769539098735,0.26098948327820237,0.23771704328204593,0.23283852566186525,0.23084350757649721,0.22033025453365696,0.21249381620795774,0.2119875432712915,0.20963330719038328,0.2090599835511979,0.2074971667789114,0.20701127940096822,0.19906021789598363,0.19891997829045882,0.1979656557824462,0.1968322658977076,0.19543855828744422,0.19285657463373307,0.18898499633374807,0.1822187513639679,0.18004613388713525],"twin_dists":[0.1880660849736954,0.1892764850928024,0.19483483077668415,0.20696276305678976,0.21256158931955468,0.21287337067003487,0.22014964591274425,0.22173269201132847,0.2223863304097136,0.22589408998298355,0.22858222577763926,0.22875817785862154,0.22958014405666746,0.22978126499887244,0.23033141230620766,0.2305030312338833,0.23335145134207835,0.233402387832985,0.23374966804970412,0.23416361813297362,0.2346749135234751,0.23562886691525126,0.23707609587255887,0.23965607796500052,0.24049880818371083],"n_dims_used":43,"mean_confidence":0.9201669914777889},"coverage":{"mean_confidence":0.9201669914777889,"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}}