{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003264","499:4990003194","499:4990003324","499:4990003071","499:4990003329","499:4990003127","499:4990003256","499:4990003205","499:4990003136","499:4990003273","499:4990002709","499:4990002635","499:4990002554","499:4990003135","499:4990003254","499:4990003199","499:4990003330","499:4990003208","499:4990003337","499:4990003270","500:5000005024","499:4990002996","499:4990003265","499:4990002492","499:4990002466"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500,499,499,499,499],"twin_sims":[0.8423421967190398,0.822535959729433,0.819184045672742,0.8014017892722041,0.7855458754275192,0.7838440124096605,0.7781710512760852,0.7491645916996527,0.7472048809192815,0.7452800063201438,0.7428783877527304,0.7151885147202618,0.7083302766071198,0.6845775934975815,0.6840020125208218,0.6729021829746716,0.6565999262760084,0.6335700022179337,0.6169097045534885,0.6109158432011944,0.599172030615261,0.5937878708526759,0.5935357372006781,0.5881756269124135,0.5880579140254787],"twin_dists":[0.0760778403001646,0.08118206379694223,0.08202609829393348,0.08642126869015875,0.09023733588310903,0.09064183078878553,0.09198358499593695,0.0987040243758507,0.0991506203707285,0.09958846209282665,0.10013363819506604,0.10634002377923236,0.10785758347441592,0.11306590955410664,0.11319132228002643,0.115603659406689,0.11912830867580557,0.1240807535990502,0.1276518374232554,0.12893548547231456,0.13145024430657454,0.13260345977835516,0.13265747250599094,0.13380598392817372,0.13383121244183901],"n_dims_used":44,"mean_confidence":0.932486967606978},"coverage":{"mean_confidence":0.932486967606978,"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}}