{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001730","499:4990001454","500:5000007319","499:4990002167","500:5000007186","500:5000008828","500:5000008827","500:5000007968","499:4990002581","499:4990002981","500:5000006941","499:4990003306","500:5000008232","500:5000008936","500:5000007334","500:5000008345","500:5000006932","500:5000007856","500:5000009055","500:5000008705","499:4990002259","500:5000007069","500:5000006552","500:5000007850","500:5000008227"],"twin_admin_codes":[499,499,500,499,500,500,500,500,499,499,500,499,500,500,500,500,500,500,500,500,499,500,500,500,500],"twin_sims":[0.8793179723474137,0.5485604086705244,0.5386481489674225,0.5352073988821024,0.5220667066134842,0.5046513661025125,0.4945877915025329,0.4401102729121052,0.4319810291239868,0.42465563416509167,0.41154855058363593,0.4057728820782217,0.4040645150026181,0.40362798450490384,0.3970605167580939,0.38539525506287975,0.36928810436373377,0.36718379591418226,0.34434394293979886,0.3436626305847751,0.3391511866558481,0.33252050722151005,0.33226147620240787,0.32942087093991435,0.31864240738465655],"twin_dists":[0.06586793130679308,0.14232464689376464,0.1444695573025475,0.14521581678955967,0.14807513201350392,0.15189069235150457,0.15411134623520228,0.16639450819829069,0.16827379848626225,0.16997952962969007,0.17306264284513068,0.17443470186670243,0.17484219644144372,0.17494644512122812,0.17652103202955263,0.17934776406748834,0.1833189470072429,0.1838440001183053,0.1896447068386683,0.18982077840275377,0.19099139974614773,0.19272724050267828,0.19279543201386654,0.19354515591122257,0.19642293928946053],"n_dims_used":45,"mean_confidence":0.926804945203993},"coverage":{"mean_confidence":0.926804945203993,"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}}