{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002151","480:4800002366","480:4800002088","480:4800002043","480:4800002029","480:4800001586","480:4800002085","480:4800001366","480:4800002418","480:4800001292","480:4800001413","480:4800001813","480:4800001431","480:4800001980","480:4800002368","480:4800002137","480:4800002141","480:4800002419","480:4800002329","480:4800002466","480:4800001695","480:4800001979","480:4800001243","480:4800001581","480:4800001978"],"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":[0.843889438211616,0.8081818323224487,0.806657222845153,0.7588046796980678,0.7524051815255042,0.7385602263580856,0.7072898735440791,0.6808484339586376,0.6175170958384637,0.598724387371713,0.5959648517191791,0.5690122522715961,0.5533315676653662,0.5242321832949935,0.5160579481008271,0.4676631641627269,0.46243624143592144,0.4125160217288979,0.40988957222435646,0.3967819673036417,0.37113179012596087,0.36323315259822786,0.3574075032236756,0.3434225273102345,0.34281189176813825],"twin_dists":[0.07566987190139578,0.08476103086810811,0.08513596198998606,0.09649436219453154,0.09796364564846338,0.10111087558206408,0.10808720886756605,0.11387786700646935,0.127521738041161,0.13154611166050528,0.1321371381835704,0.1379183052528441,0.14129459388205184,0.14760286562011277,0.1493879806592536,0.16012075658925903,0.16130041018307933,0.1728336411145847,0.17345587379628644,0.17658807708513355,0.18286014653271032,0.1848338329882729,0.18630346338942755,0.18988287251810343,0.19004089574135438],"n_dims_used":42,"mean_confidence":0.9111065637497675},"coverage":{"mean_confidence":0.9111065637497675,"n_dims_used":42,"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}}