{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000913","491:4910001533","491:4910003544","491:4910002327","491:4910002926","491:4910002779","491:4910003414","491:4910002278","491:4910002328","491:4910003462","491:4910002221","491:4910002071","491:4910002324","491:4910003364","491:4910003606","492:4920004818","492:4920004247","492:4920003091","492:4920004044","491:4910001934","492:4920004649","491:4910003706","491:4910002279","492:4920003143","491:4910001474"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,492,492,491,492,491,491,492,491],"twin_sims":[0.2974395946832051,0.2837638312556191,0.25567946257239554,0.25357468911735287,0.2240647730556133,0.2186545004080382,0.20507955667755337,0.20439793941269602,0.1937577017203587,0.183481670994156,0.17201348689298201,0.16758535456054358,0.16290182364731806,0.1573333192509916,0.15191622219033535,0.1457802217737786,0.1450193142740287,0.14497448113249164,0.14481690664270055,0.14153652308689504,0.14114239140013626,0.13574860200179037,0.13568442760624033,0.13452742063991802,0.1321514180079857],"twin_dists":[0.202249575391095,0.20613769016563596,0.214495940876392,0.21514498659680645,0.22463557049128144,0.22646345242578333,0.23118806376856418,0.2314308339028655,0.23529492880023128,0.23916946648466397,0.24367876234530503,0.2454773813474832,0.24741737957873433,0.24977728489831147,0.2521322485988648,0.25487550454606595,0.2552215984685775,0.2552420324666208,0.2553138887654778,0.2568231441662091,0.25700622251228505,0.25955088064051307,0.25958160823587617,0.26013747826287853,0.2612903561975677],"n_dims_used":45,"mean_confidence":0.8988276163736979},"coverage":{"mean_confidence":0.8988276163736979,"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}}