{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011470","490:4900004941","490:4900011856","490:4900011662","490:4900011462","490:4900012144","490:4900011596","490:4900009870","490:4900011603","490:4900009977","490:4900011657","490:4900011865","490:4900008706","490:4900011738","490:4900011463","490:4900011109","490:4900011854","490:4900011119","490:4900005066","490:4900011117","490:4900004646","490:4900008946","490:4900012987","490:4900009668","490:4900010796"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.025386735750514474,0.018507159808236,0.018490670219840008,0.017343197414332216,0.01594497445408626,0.013109342314257382,0.012863196426129778,0.011208991869615392,0.010866224407874768,0.010824044446549382,0.009319499343329919,0.008852433265365634,0.00816055047063106,0.007104370834572618,0.006610994028464237,0.006393715876538157,0.006321078008006666,0.0058722802533472136,0.00551285474082264,0.0052910128643262715,0.005063581519188688,0.00500009487733085,0.004725437635857702,0.004496641639289342,0.004367544789131968],"twin_dists":[0.35203070722217256,0.36686255909948084,0.3669035402013849,0.3698370686271236,0.37365102529131133,0.38238852241501387,0.38322372147857436,0.3892353325078964,0.39057885851140495,0.39074678429947945,0.39715466895626567,0.39933238791644143,0.4027551566089246,0.40851854613283456,0.4114796496153106,0.41284726509790576,0.41331381858754945,0.41630850140263864,0.4188597264933188,0.42051046949115045,0.42226912490848184,0.42277281206259715,0.4250208863567681,0.42698593502197324,0.42813511370108315],"n_dims_used":45,"mean_confidence":0.9131173875596789},"coverage":{"mean_confidence":0.9131173875596789,"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}}