{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004505","490:4900003132","490:4900002848","490:4900002395","490:4900004913","490:4900007556","490:4900003133","490:4900005043","490:4900003260","490:4900003517","490:4900003649","490:4900004366","490:4900004219","490:4900001124","490:4900004348","490:4900007066","490:4900001113","490:4900002236","490:4900003119","490:4900007659","490:4900001373","490:4900006691","490:4900006557","490:4900006338","490:4900007419"],"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":[0.034163528526405286,0.023930415747475554,0.01799277874523938,0.00878677453366807,0.004373676264031806,0.003169864605261086,0.0028692235175746,0.0019988016760085817,0.00199774247525722,0.0017071238350891687,0.0015857790166654087,0.0013878103769027093,0.0013175378561476221,0.0012741245369127913,0.0011844339383065739,0.0011609303373428781,0.0010434157984048102,0.000645427334631482,0.0006256859468109881,0.000522133272560069,0.0005219432645226045,0.0005108755325988369,0.0005036335211800854,0.0005004521629293963,0.00045116436608739964],"twin_dists":[0.3375036195278346,0.3548500419606462,0.3681562508885094,0.3996467192531528,0.4280798400951483,0.4405815218042909,0.4443800851876998,0.4578957979892538,0.45791532318721123,0.46366993775963317,0.46634452641435337,0.47114297094100405,0.4729996214244126,0.4741929350461419,0.47678232594893893,0.4774908809889591,0.48124607134119596,0.49779716664447043,0.49884863253434025,0.5049291475088944,0.5049413060553499,0.5056567577955726,0.5061327810332363,0.5063439187893194,0.5097860281065648],"n_dims_used":45,"mean_confidence":0.9204605102539063},"coverage":{"mean_confidence":0.9204605102539063,"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}}