{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009440","490:4900009135","490:4900011847","490:4900010166","490:4900008347","490:4900011979","490:4900009641","490:4900009963","490:4900007905","490:4900009863","490:4900011781","490:4900010592","490:4900009231","490:4900009453","490:4900011968","490:4900010603","490:4900010217","490:4900009016","490:4900011231","490:4900010414","490:4900009640","490:4900010821","490:4900010995","490:4900012052","490:4900011650"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04284448069640668,0.039027773486727,0.02855888280463246,0.02665061992568669,0.02509576075488394,0.022586248088945902,0.021951240420501582,0.018332984604881624,0.01782188573858205,0.011933117483620118,0.011549667479979838,0.011412176075548144,0.011317339029835869,0.011193035672177745,0.010647338117398961,0.01004353206576038,0.008687394673270168,0.008663199369791132,0.008628412286367546,0.008327188155145224,0.008149786911430031,0.007698068322431126,0.007603202945990436,0.006983779209230351,0.0057536271845209435],"twin_dists":[0.32599160929351656,0.330784059709915,0.3463432506284734,0.34969500340174736,0.35258262766645215,0.3575873695330359,0.35893002203408947,0.3672970547481926,0.3685932238333691,0.3865130098776198,0.38793570802968275,0.38845606424250717,0.3888182436358318,0.38929705922005475,0.39145667232927767,0.39396420888824546,0.4001265050102419,0.400244057973993,0.4004135869582897,0.401907693799665,0.4028104279245096,0.40519116037584524,0.4057070147825369,0.4092248058708514,0.4171347273977568],"n_dims_used":45,"mean_confidence":0.8928368462456597},"coverage":{"mean_confidence":0.8928368462456597,"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}}