{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002370","489:4890001878","489:4890001877","489:4890002452","477:4770002078","489:4890002776","477:4770000323","489:4890002862","489:4890002605","477:4770002200","489:4890001947","489:4890002288","489:4890002372","477:4770000103","477:4770001256","489:4890002698","477:4770000547","477:4770000438","477:4770000993","489:4890003106","489:4890002690","489:4890001794","489:4890002533","489:4890002693","477:4770002206"],"twin_admin_codes":[489,489,489,489,477,489,477,489,489,477,489,489,489,477,477,489,477,477,477,489,489,489,489,489,477],"twin_sims":[0.8411353169450975,0.5493563903205322,0.548587820393093,0.5113346181613673,0.50698293616045,0.4953460429611551,0.48885197967865085,0.48292546657660407,0.4802119322741446,0.4786275457751025,0.47528624081254034,0.4689234887236911,0.4607915703162216,0.4572404463418978,0.4512498899595417,0.44253953538890733,0.4387720214982386,0.436635734141935,0.43385969333034435,0.4226015398142742,0.4224089640546185,0.418069990196463,0.410700864475228,0.4105408668399352,0.402867187027805],"twin_dists":[0.07639506848161923,0.14215270025282967,0.1423187247679473,0.15042258827101385,0.15137794210313804,0.15394358690364787,0.15538281960539854,0.15670130046824896,0.15730666258571155,0.1576606255747356,0.158408337999807,0.15983699752625416,0.16167255515831752,0.1624776953281553,0.16384108111514073,0.16583558024648615,0.16670292904372394,0.16719603784098214,0.16783825107566078,0.17046000781663084,0.17050510373755018,0.17152348248405797,0.17326348463063124,0.17330141313090067,0.17512825370369028],"n_dims_used":45,"mean_confidence":0.9196619669596354},"coverage":{"mean_confidence":0.9196619669596354,"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}}