{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001999","477:4770002253","477:4770002057","477:4770001818","477:4770002394","477:4770003499","477:4770001879","477:4770001876","477:4770003206","477:4770003197","477:4770001937","477:4770001924","477:4770002324","477:4770003288","477:4770002174","477:4770003123","477:4770002460","477:4770003284","477:4770003505","477:4770002524","477:4770002196","477:4770002009","477:4770002392","477:4770003205","477:4770002648"],"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":[0.9257586112528416,0.9217006830326888,0.8918253137175257,0.8888536021501365,0.858836334495174,0.8552568838380696,0.8474181551323609,0.8193445401432916,0.8189281699804557,0.8118714826188568,0.8109248850974373,0.8095845875276516,0.7679035985836979,0.7556853030962488,0.7491586972557829,0.7420156328860018,0.7032109020950884,0.7027179672783113,0.7004828572767783,0.648339624042067,0.6461775484605653,0.6438546336873119,0.6394353738544937,0.6358523536734263,0.6348588835628408],"twin_dists":[0.051013322251736874,0.052445738807024134,0.06214599452021546,0.0630453981878899,0.07164950891861863,0.07262606557796424,0.07473394121191299,0.08198580448063289,0.082090313969313,0.08384969358281599,0.08408404690124181,0.08441522332681496,0.09438776602517489,0.09721177038804567,0.0987053689265295,0.10032919180373728,0.10898604374636858,0.10909451555821036,0.1095859630307566,0.12090758272133091,0.12137268995022583,0.12187214597392493,0.12282168126549221,0.12359096563147079,0.12380418395604828],"n_dims_used":45,"mean_confidence":0.9226886325412327},"coverage":{"mean_confidence":0.9226886325412327,"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}}