{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000180","487:4870006505","493:4930004279","493:4930000241","472:4720002786","493:4930001184","470:4700000562","485:4850004862","496:4960005311","484:4840007163","496:4960000812","488:4880002706","479:4790003694","474:4740000200","496:4960004710","490:4900005384","496:4960005004","496:4960004255","469:4690007690","488:4880001597","488:4880003381","473:4730002633","496:4960005998","470:4700006607","496:4960004712"],"twin_admin_codes":[496,487,493,493,472,493,470,485,496,484,496,488,479,474,496,490,496,496,469,488,488,473,496,470,496],"twin_sims":[0.20006658256289192,0.11503239368666772,0.10013105091276389,0.0925362565717494,0.09108004686459246,0.09076471676456462,0.07510828847764782,0.046226916670401935,0.042524607607916126,0.040342339159186745,0.04004577219902532,0.03936299829636175,0.037229383973584065,0.036539372356053805,0.030958689541558004,0.029973013096875556,0.029495585885721046,0.02720953623977591,0.0268148545734904,0.025578487438254388,0.023245497814549005,0.021159319501395744,0.020985104192550185,0.02033117798850857,0.019754343703987303],"twin_dists":[0.23298665355913586,0.27009781432169583,0.27862696568911083,0.2833618902910416,0.2843045094915006,0.28451019416589673,0.29552221773666165,0.3220359908878927,0.32637912767211535,0.32909045780814705,0.3294684179355555,0.33034765085369794,0.3331809390911724,0.3341266931176235,0.34239120037904586,0.3439814915169057,0.3447679489406645,0.34869245344938593,0.34939854407779586,0.3516699732644588,0.3562276933613066,0.36065258076018225,0.36103904088483985,0.36251502088140697,0.3638517555654198],"n_dims_used":43,"mean_confidence":0.9089566607807957},"coverage":{"mean_confidence":0.9089566607807957,"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}}