{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010415","490:4900010839","490:4900012049","490:4900010684","490:4900010680","490:4900010858","490:4900011077","490:4900010928","490:4900010419","490:4900012052","490:4900011967","490:4900012030","490:4900011648","490:4900009938","490:4900011841","490:4900012167","490:4900011647","490:4900010855","490:4900009239","490:4900010918","490:4900010773","490:4900010162","490:4900010500","490:4900010416","490:4900012051"],"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":[0.4652356833345616,0.39212722459460564,0.3615144466608044,0.3565263609897146,0.34158810465691625,0.3208166612559821,0.3011533175513331,0.2792084813116733,0.24247950243748762,0.23218737940270046,0.20392221428103832,0.16464259548214788,0.1522718849538338,0.14847164785910863,0.14531854571017733,0.14364368507169473,0.1420074465028005,0.1344736537374741,0.12745828270413526,0.12631929634019753,0.12479423884819521,0.12436847610269003,0.12374496123423125,0.11823828300075377,0.11382169510501701],"twin_dists":[0.16066803803685523,0.17771167400554796,0.1852661518881841,0.18652681277751273,0.19035804574667187,0.195838106550389,0.20121207344861677,0.20745769701470207,0.2186245643786959,0.2219456241257296,0.23160060067185398,0.2466916737547683,0.2519757608107564,0.25366194782857737,0.25508533485119195,0.2558507262653676,0.2566048920952983,0.26016339701781654,0.2636142526464405,0.26418797880589145,0.26496235152683706,0.265179822027974,0.26549932367791856,0.26837571162399093,0.2707577593828367],"n_dims_used":45,"mean_confidence":0.8882415771484375},"coverage":{"mean_confidence":0.8882415771484375,"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}}