{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006037","473:4730006361","473:4730005379","473:4730006153","473:4730005589","500:5000003366","473:4730006152","500:5000007437","500:5000003358","473:4730006268","500:5000004070","473:4730006036","500:5000006897","500:5000003017","473:4730005588","484:4840004155","473:4730005378","500:5000007422","484:4840001790","473:4730006365","500:5000003724","500:5000007544","500:5000008792","500:5000004596","500:5000008664"],"twin_admin_codes":[473,473,473,473,473,500,473,500,500,473,500,473,500,500,473,484,473,500,484,473,500,500,500,500,500],"twin_sims":[0.6277785186361934,0.5102076695962696,0.3993227074287805,0.3966128291518475,0.38966993825615476,0.38644742152938866,0.3864028714674769,0.3722642120851433,0.35776419634355866,0.3430711540742542,0.3424734342388576,0.3410649358429922,0.33491688245294615,0.33030975320638795,0.32101068494834345,0.3056664849555484,0.2966886358457505,0.29426352608091716,0.2894665070321247,0.28370680600284853,0.28285289480493,0.2803814076685409,0.27942420825502523,0.2780174348795338,0.27499299691786394],"twin_dists":[0.12532287115953847,0.15066979246788065,0.17597733263530996,0.17662879808929072,0.17830733286487238,0.1790911689163615,0.1791020267526315,0.18257890391805956,0.1862131303738535,0.18997378428823558,0.19012854802973717,0.19049381252375278,0.1920977479814355,0.19331017263154152,0.19578602609189819,0.19996122304691435,0.20246029262892665,0.20314292645212506,0.2045030978989469,0.20615413489708842,0.2064006215699072,0.20711657727070934,0.2073948923438002,0.20780497946073856,0.20869093641871758],"n_dims_used":45,"mean_confidence":0.9245997111002604},"coverage":{"mean_confidence":0.9245997111002604,"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}}