{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000888","477:4770001425","477:4770001245","477:4770000949","500:5000001634","477:4770000521","477:4770001243","477:4770001364","477:4770000999","477:4770001133","477:4770001480","477:4770000950","477:4770001138","477:4770001010","477:4770000937","500:5000001231","477:4770001135","477:4770001058","477:4770001003","477:4770001134","477:4770001253","477:4770001062","500:5000001564","485:4850006672","477:4770001189"],"twin_admin_codes":[477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,500,485,477],"twin_sims":[0.8090188292900826,0.6887315625646223,0.671380596116801,0.6524328909461581,0.6436893826969778,0.6399419513906096,0.635663253855842,0.633806508490365,0.6323768699554408,0.6257802628513146,0.6031034461411062,0.5855795442877217,0.5820227651695503,0.5802191983757633,0.5738110978472585,0.5630175155235511,0.5624735129130319,0.5580999719673015,0.5345757907349394,0.5326861408970522,0.5323674401346338,0.5222184666532412,0.5165075486075873,0.512089194160603,0.5040030247779457],"twin_dists":[0.08455479217377604,0.11215978894505535,0.11593349179308032,0.12002637190292967,0.12190766752583054,0.12271287789319145,0.12363155282992405,0.12403000791672145,0.12433672931381863,0.12575123470261446,0.13060835347812624,0.13436245388412074,0.13512511611398864,0.13551197839548054,0.13688734422393914,0.1392075842630069,0.13932466654406497,0.14026651120487535,0.14535290838170528,0.14576325620341082,0.14583249318925362,0.14804202024003543,0.14928962162908663,0.15025714424995054,0.15203338577440467],"n_dims_used":45,"mean_confidence":0.9219875759548611},"coverage":{"mean_confidence":0.9219875759548611,"n_dims_used":45,"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}}