{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008215","490:4900007881","490:4900008102","490:4900007778","490:4900010039","490:4900008112","490:4900007765","490:4900008327","490:4900008004","490:4900009630","490:4900009628","490:4900008555","490:4900010228","490:4900010735","491:4910005361","490:4900010932","490:4900009832","490:4900010397","490:4900009752","491:4910005465","490:4900010137","490:4900008659","490:4900012089","490:4900008898","490:4900007995"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.28919860082866755,0.25814980081489064,0.14466541413723505,0.12057816231441389,0.07578463216523074,0.05342249682412168,0.05039551172072458,0.048016032096005655,0.04564580625811904,0.037424633360521396,0.0350104845001425,0.031008540553627974,0.027622975980902034,0.025670457607883154,0.025465994363620667,0.024006506145015174,0.022576064184090194,0.022235132619186956,0.01869047636202363,0.017789670362186268,0.016191139548746465,0.013952339225864249,0.013816055855571795,0.012686476764020821,0.012559839306916561],"twin_dists":[0.20457945549203826,0.21373846805149602,0.25538302625272413,0.26714125004289335,0.2950101050973775,0.3143672707443641,0.31748153324940254,0.3200409016881686,0.32269791017785987,0.33291602337949733,0.33627751243165493,0.3423119288271376,0.34796220196856675,0.3514977819425673,0.3518813171124577,0.3546991085891987,0.35760864214268495,0.35832564942674944,0.3664091057249268,0.368676009271184,0.3729587870347081,0.37962950667820383,0.3800653837759841,0.38383211860155325,0.38427272924732964],"n_dims_used":45,"mean_confidence":0.8875211927625868},"coverage":{"mean_confidence":0.8875211927625868,"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}}