{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006462","490:4900006343","490:4900007322","490:4900007679","490:4900006455","490:4900007560","490:4900006341","490:4900006948","490:4900005717","490:4900005585","490:4900006581","490:4900007317","490:4900007078","490:4900006714","490:4900007201","490:4900005715","490:4900007569","490:4900007315","490:4900006345","490:4900007561","490:4900006344","490:4900007689","490:4900006832","490:4900006707","490:4900007328"],"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":[0.20079310508310763,0.17224580353442331,0.1544653033298927,0.05985344442635791,0.03229950037047844,0.03085879844487289,0.02757041931586616,0.02622979780569146,0.025864032421156185,0.024880643399784203,0.020719414159665907,0.016371795030890566,0.01612104600588366,0.006591865394191305,0.005278962388060307,0.003932997504043203,0.0034802869589676045,0.0034447459946001075,0.003140484463765287,0.0020232089697269705,0.0015040073480563957,0.0010551147511906223,0.0010093063654944814,0.0008426237126337601,0.0007874499367778449],"twin_dists":[0.23272408144117313,0.24358532123285231,0.2510165616827406,0.30820812806298004,0.34029611537573046,0.34255037358449736,0.3480545077359305,0.3504618794468894,0.3511370946105527,0.3529942287251557,0.36163383129740884,0.37245662788734385,0.3731549490917235,0.4115984130982169,0.42060191956974047,0.4322442024861476,0.4369901342762302,0.4373861573467779,0.440937874007793,0.4574484917562765,0.4682555133619235,0.4808551196259434,0.48240958132504513,0.4886799214750359,0.4910118199992335],"n_dims_used":45,"mean_confidence":0.9100860595703125},"coverage":{"mean_confidence":0.9100860595703125,"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}}