{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012311","490:4900012597","490:4900013086","490:4900012372","490:4900012744","490:4900012242","490:4900012454","490:4900013126","490:4900013193","490:4900000528","490:4900012518","490:4900012444","490:4900012377","490:4900012661","490:4900012248","490:4900012591","490:4900000534","490:4900012524","490:4900013292","490:4900012726","490:4900012373","490:4900012523","490:4900012298","490:4900012729","490:4900012663"],"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":[0.13596911212803195,0.11714675451142263,0.10919635551487487,0.10822713354349897,0.04524254460090367,0.044560743060173054,0.042058237628881445,0.033759144839608235,0.03369840361028997,0.03326253106562273,0.03304260103234448,0.031030922589121983,0.02851947585580546,0.02486113801966259,0.022585090822445125,0.022323229626726695,0.022185735824378543,0.018488889766233578,0.017875307668653088,0.017397282235638908,0.01685597674375811,0.016688677280244608,0.015745517100638953,0.015332572002347921,0.014696764266216609],"twin_dists":[0.25944538023341074,0.26895797965609824,0.27332995888518896,0.2738795929997628,0.32316141185321295,0.3239530025771365,0.3269485432293528,0.33809818662141905,0.3381880184614458,0.3388367235193465,0.339166800106844,0.3422763730825503,0.34641049101577376,0.35303170186962984,0.3575897864652379,0.3581394642343879,0.358430325703215,0.36690796702367956,0.36845623130519406,0.36969503519177577,0.37113438433984913,0.37158744497277935,0.3742188423809662,0.3754148175782883,0.3773128986580856],"n_dims_used":45,"mean_confidence":0.9122846815321181},"coverage":{"mean_confidence":0.9122846815321181,"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}}