{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001692","477:4770000795","477:4770000577","477:4770000739","477:4770001516","477:4770001744","477:4770000420","477:4770001519","477:4770002382","477:4770000475","477:4770000681","477:4770000632","477:4770003500","477:4770000741","477:4770000809","477:4770001568","477:4770000485","477:4770000737","477:4770001816","477:4770001281","477:4770000529","477:4770000740","477:4770000533","477:4770000083","477:4770002383"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6105105267925752,0.5043169136000278,0.4740578118332124,0.46670084955556973,0.4311569332290468,0.40835103692873337,0.4048395769539589,0.3891955545848491,0.38860144523343554,0.38344463391195144,0.3673343397309212,0.35713571095370034,0.3483695900717213,0.3391366555657322,0.33795390259287555,0.3191774920719021,0.30490324007453556,0.3044875295765462,0.3003879735775885,0.28923545715988946,0.28683050130575816,0.2864559434469913,0.28543636457339866,0.2698560275115938,0.2664252589508747],"twin_dists":[0.12902227872997435,0.15196429581755783,0.1586836651601251,0.160337595499789,0.16846509720662084,0.17382118125505366,0.1746572266792131,0.17842252837202688,0.17856689025868053,0.1798243519805418,0.18380638754382705,0.18637232626053116,0.18860810388777155,0.19099518368175833,0.19130346886243604,0.19627880430223807,0.20017200427326248,0.20028693730848376,0.20142527241098374,0.20456894833873113,0.20525624850213806,0.20536360171479548,0.20565625399612866,0.2102095263428068,0.21123369931357655],"n_dims_used":45,"mean_confidence":0.9220036824544271},"coverage":{"mean_confidence":0.9220036824544271,"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}}