{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002988","490:4900004089","490:4900001372","490:4900002695","490:4900003934","490:4900002842","490:4900003954","490:4900003252","490:4900004365","490:4900001506","490:4900003264","490:4900003251","490:4900003120","490:4900003388","490:4900004500","490:4900003125","490:4900002379","490:4900002989","490:4900001377","490:4900003256","490:4900001247","490:4900004350","490:4900001642","490:4900001114","490:4900003381"],"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":[0.1300399153370303,0.1166774596991629,0.07526697308776008,0.05647373456378349,0.05549968658162191,0.030955004368274988,0.030591179838868526,0.02888287866459983,0.02757340315482741,0.026814013624972658,0.021506143987906835,0.02041806174223734,0.01924183712045474,0.018367319673434464,0.017232022340246303,0.016594293282251208,0.014653255931266753,0.014236043588369647,0.01393147472853215,0.013610058141554108,0.013360735407528485,0.013129520686166993,0.012097194742603824,0.011966741292595532,0.011491624232882068],"twin_dists":[0.26232806490005006,0.26920960072597566,0.2954017322694819,0.31137281022972985,0.3123138707894073,0.34239706476537685,0.34297899999921305,0.34579341592946483,0.34804926313786155,0.34940005807974367,0.3598913960751463,0.3623165529678178,0.3650683061163813,0.36721111789797384,0.37013025185267545,0.3718448065673734,0.3774454133880817,0.3787340579124227,0.3796959934932961,0.3807314927029647,0.38154971817565075,0.38232067199075254,0.38591660045298387,0.3863901996788378,0.3881547065398902],"n_dims_used":45,"mean_confidence":0.919561258951823},"coverage":{"mean_confidence":0.919561258951823,"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}}