{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011339","490:4900011608","490:4900009260","490:4900010445","490:4900011672","490:4900011402","490:4900011933","490:4900009685","490:4900009479","490:4900009675","490:4900009060","490:4900011046","490:4900004946","490:4900010186","490:4900011940","490:4900010080","490:4900004800","490:4900012406","490:4900005077","490:4900001801","490:4900012761","490:4900013173","490:4900011599","490:4900004801","490:4900012471"],"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":[0.28518081706284365,0.15443467123905075,0.14575259964308898,0.12494009817693318,0.11365552606186316,0.09610254283748378,0.07686098456295128,0.07672975854019691,0.07290750287155494,0.07154891411801721,0.0585264012196107,0.05366751563915632,0.04296944497963847,0.041259222574180764,0.04124260487740613,0.028203318509912517,0.026518144614884585,0.024614782332290364,0.022290723488754223,0.02109091190028251,0.020118461713979952,0.018826696853314513,0.018566448991713978,0.016640367240729845,0.011852428340996911],"twin_dists":[0.2057297028562745,0.2510298883806491,0.25488804486629785,0.26488797935326175,0.2708487582704834,0.2811018898184553,0.294202660228539,0.2943006123466745,0.2972147904389905,0.2982803884846479,0.3094327362208543,0.3141216521283954,0.32584087914723825,0.3279365838730355,0.3279573034730668,0.3469528626353134,0.34993528380853006,0.3535071946292792,0.3582080886480272,0.3608039972362999,0.36300406597424445,0.3660746613303271,0.3667154727589435,0.37171901428675064,0.38680898210950904],"n_dims_used":45,"mean_confidence":0.9143710666232638},"coverage":{"mean_confidence":0.9143710666232638,"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}}