{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840004370","484:4840005196","498:4980003516","484:4840003459","498:4980003470","484:4840005335","484:4840003365","484:4840004703","484:4840004823","484:4840004705","484:4840003083","498:4980003868","484:4840007111","498:4980003761","484:4840004822","484:4840004958","484:4840006893","484:4840005198","484:4840005447","484:4840001938","484:4840004268","484:4840006918","498:4980001913","498:4980001728","498:4980003279"],"twin_admin_codes":[484,484,498,484,498,484,484,484,484,484,484,498,484,498,484,484,484,484,484,484,484,484,498,498,498],"twin_sims":[0.525945114302068,0.49027686434735246,0.47927370222667104,0.4628897024660689,0.45392170867590226,0.4518130322934505,0.448504193057293,0.4370374955578541,0.42763779020278314,0.3996589983689478,0.39406530930598893,0.39123755352156736,0.3804734555738271,0.3668683894618567,0.3583436867545147,0.35328373687107056,0.33492217127481544,0.3321650289256151,0.3302632864123295,0.32666947713513583,0.31384447728958326,0.31235949764632087,0.29547646430062613,0.2914372380874801,0.2878492429838711],"twin_dists":[0.14722960686819145,0.15506655027688085,0.15751622451366928,0.16119788618708883,0.16323218954687677,0.16371263369803596,0.16446820686028857,0.16710322854293508,0.1692836823844131,0.1758966279196203,0.17724309871444566,0.1779271327650823,0.18055252549999415,0.18392282780721392,0.18606647217866926,0.18735120750518644,0.19209636139975797,0.19282082977108073,0.19332244790162528,0.19427472976547472,0.1977215022158872,0.19812569225503218,0.20280108851758116,0.20394269792875122,0.20496468812663568],"n_dims_used":45,"mean_confidence":0.9332036336263021},"coverage":{"mean_confidence":0.9332036336263021,"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}}