{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001779},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003932","490:4900001778","490:4900001368","490:4900004491","490:4900001634","490:4900003248","490:4900001105","490:4900001639","490:4900002398","490:4900004212","490:4900002547","490:4900004363","490:4900002834","490:4900002833","490:4900002684","490:4900003790","490:4900004073","490:4900002832","490:4900003799","490:4900002839","490:4900001637","490:4900002692","490:4900001501","490:4900001242","490:4900002546"],"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":[0.5752013979149276,0.3734123361032632,0.3368762968834981,0.3174506659084158,0.3030556245117572,0.29913769561728953,0.28506633447679824,0.2782026243888322,0.2775389094296159,0.25082030842367414,0.23999530531787264,0.23985943949100855,0.22370917395960538,0.21797758576864815,0.21017199387599286,0.19064446948521827,0.17527767047302875,0.17336905846252787,0.16920569866249857,0.16097788654867562,0.1609466738687127,0.15691713472673963,0.15535806608181457,0.15384555745973544,0.14718869682945762],"twin_dists":[0.13658882507159054,0.18229419275077613,0.1915848540974021,0.19674444751890333,0.20068351949797136,0.20177424161773452,0.20576262000872805,0.20775092295385417,0.20794476193771744,0.21599954610794556,0.21941762610596494,0.21946115358902935,0.22475480057232647,0.22669427426736044,0.22939151422523008,0.23645325965451502,0.24237404068928645,0.2431347994067566,0.2448153137729969,0.24822601097578015,0.24823918734702669,0.24995608987234372,0.25062900628005724,0.251286563822324,0.2542383809355779],"n_dims_used":45,"mean_confidence":0.9151063707139757},"coverage":{"mean_confidence":0.9151063707139757,"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}}