{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004756","490:4900006068","490:4900006436","490:4900003508","490:4900005819","490:4900004897","490:4900004201","490:4900004755","490:4900004204","490:4900004754","490:4900007649","490:4900004061","490:4900005820","490:4900005941","490:4900003646","490:4900007540","490:4900006793","490:4900006067","490:4900006794","490:4900006072","490:4900004749","490:4900006437","490:4900002239","490:4900007290","490:4900005679"],"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":[0.48287291381548403,0.3476771259667725,0.24713784926066737,0.11991674771975144,0.11770181997309205,0.10594052200837961,0.10223616808934519,0.09549103106775629,0.05106596555432099,0.04901649513152099,0.043896729140556846,0.03610054329449702,0.03345586460144522,0.022242775135451757,0.020246336239654487,0.017572608936069427,0.01510890082623621,0.014177826595331192,0.010391486518120552,0.00942598944958526,0.009393569223654221,0.007296218774142522,0.006470328681005069,0.0054139185548554404,0.004945969602331941],"twin_dists":[0.15671301427140494,0.18878596116432522,0.21715146355837345,0.2674883253232673,0.26866136686202985,0.2751915936188296,0.27736458230020705,0.28148466492954793,0.31677859967408084,0.31895219570004535,0.32473377318437313,0.3347360840519505,0.33854809779392087,0.35830947229133214,0.3627095389670212,0.36923725135092583,0.3760745032425059,0.3789165141494966,0.39250332323720605,0.3966718333906919,0.3968183116526313,0.4074168686819769,0.41236032736681544,0.41958835575440273,0.4232068232331947],"n_dims_used":45,"mean_confidence":0.9031645033094619},"coverage":{"mean_confidence":0.9031645033094619,"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}}