{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003040","497:4970002991","497:4970003129","497:4970003084","497:4970003507","497:4970003041","497:4970003174","497:4970003219","497:4970003173","497:4970003042","497:4970003037","665:6650001417","491:4910000668","497:4970003481","492:4920003480","492:4920003389","480:4800002598","491:4910002074","497:4970003136","497:4970003085","491:4910003021","491:4910002876","491:4910003199","497:4970002886","492:4920003479"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,665,491,497,492,492,480,491,497,497,491,491,491,497,492],"twin_sims":[0.49238510215612535,0.45989181669282325,0.4582491103092188,0.39724331280385694,0.2987240400658523,0.23002169150754745,0.2204557886005073,0.18433266290073444,0.16800829257787225,0.15873100261966258,0.10934453341751763,0.09616122659465293,0.09442529613741193,0.08964342680566523,0.06878914256300832,0.03720898158435842,0.03216016883808569,0.03122610234318927,0.02948255360028831,0.015829450826745257,0.013422668691759008,0.013165945645718756,0.01098788360891279,0.010106932026515318,0.00943782567254168],"twin_dists":[0.15459910501775304,0.16187634437142706,0.16224877556976572,0.1764770459261327,0.2018898863072193,0.22265666827781608,0.22585155488037004,0.238842904142414,0.24530412756852524,0.24917931259612652,0.27324626229706045,0.28106525764444296,0.28215639766748823,0.28524620779711257,0.30049652395760984,0.3332086891344779,0.3405103284841983,0.341967240517858,0.34478956948916983,0.3739791325954181,0.38134521405442984,0.38219842509938834,0.39009773909498624,0.39369469890077713,0.39661846806040324],"n_dims_used":44,"mean_confidence":0.8982198888605292},"coverage":{"mean_confidence":0.8982198888605292,"n_dims_used":44,"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}}