{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001610","491:4910003240","491:4910003139","491:4910001897","491:4910001229","491:4910001240","491:4910001789","491:4910001612","491:4910001110","491:4910001672","491:4910003321","492:4920004544","491:4910001177","491:4910001547","491:4910001788","491:4910001308","491:4910001898","491:4910003274","491:4910001176","492:4920003839","491:4910002418","491:4910003239","491:4910002469","492:4920004497","491:4910002629"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,492,491,491,491,492,491],"twin_sims":[0.06663419641108193,0.06502428352395982,0.059804091481682434,0.05542281161485016,0.055175518280261925,0.051576338805998004,0.04581508068831137,0.04207947737707478,0.04115211782470527,0.04005483875037549,0.037867002456149164,0.03445301541643598,0.03378433302568761,0.0336038078550375,0.027694031082152567,0.026712223185862614,0.024886644751035143,0.020555920040006042,0.020482984075862846,0.018199444018800498,0.01728382881734217,0.01614701550539048,0.015447218932915828,0.014971990571762255,0.014538007926027],"twin_dists":[0.30227780522395237,0.3036394679131342,0.3082532694435143,0.3123887221576491,0.31263008986214913,0.31624863077704113,0.32250437129185344,0.3269224952378643,0.3280702499852153,0.32945682808502547,0.3323201213161461,0.33708165741061,0.3380609755443773,0.3383281939488887,0.3478376472512862,0.34958361951697314,0.3529827042211214,0.3620031495233908,0.36216873126897814,0.3676326366709247,0.36999342567814847,0.3730821842439764,0.37507996104004976,0.37648255619481286,0.3777981117544146],"n_dims_used":45,"mean_confidence":0.8948872884114584},"coverage":{"mean_confidence":0.8948872884114584,"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}}