{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001909","498:4980002911","498:4980002254","484:4840000658","498:4980003231","484:4840004473","498:4980001257","498:4980001267","498:4980002177","498:4980001843","498:4980001435","498:4980002572","484:4840004817","496:4960003193","484:4840002613","498:4980003302","473:4730007908","484:4840003854","498:4980002418","498:4980003038","479:4790002221","484:4840004942","496:4960002715","498:4980001278","498:4980000506"],"twin_admin_codes":[498,498,498,484,498,484,498,498,498,498,498,498,484,496,484,498,473,484,498,498,479,484,496,498,498],"twin_sims":[0.564403072273616,0.43327962041041057,0.3681933179537589,0.3321155504919785,0.2865406691267436,0.2669446927245313,0.2567958804266532,0.2548392639009446,0.2529338634509479,0.23191572690783602,0.2281359696648159,0.21446129455113422,0.2130891455604557,0.1932065446885744,0.19136783879961292,0.1886183642013921,0.1884273141760133,0.17378832189173343,0.1714372078336533,0.17138201215009313,0.16429364870867832,0.15633420870967293,0.15012781529681535,0.14822578725103908,0.14447556137603124],"twin_dists":[0.13890944534076508,0.16797265336580106,0.1835919238060563,0.19283386064231747,0.20533931085365478,0.21107811126550804,0.2141530464964784,0.2147546236530774,0.21534327609572346,0.22203457359387443,0.22327939888979004,0.2279011215706277,0.22837568546530543,0.23549904693574672,0.23618294851758403,0.2372142164038091,0.23728626477978484,0.24296717351911046,0.24391094084730927,0.24393320809502325,0.24683669885661935,0.25020711485327557,0.2529232363080668,0.25377212796717297,0.25546974625232804],"n_dims_used":45,"mean_confidence":0.9281550937228733},"coverage":{"mean_confidence":0.9281550937228733,"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}}