{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002796","480:4800002979","480:4800002978","480:4800003761","480:4800003332","480:4800002891","480:4800003144","480:4800002797","480:4800003019","480:4800002801","480:4800003829","480:4800003021","480:4800002894","480:4800002843","480:4800003062","480:4800003018","480:4800002938","480:4800003697","480:4800003498","480:4800003281","487:4870010899","480:4800003280","480:4800003990","480:4800002844","480:4800003827"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480],"twin_sims":[0.5201547260381592,0.4599445602624383,0.3131762657174981,0.26995286470163465,0.25822572659322773,0.257498408307408,0.24208230085175245,0.1878083436560413,0.17234525448289356,0.1680271805503342,0.1487181790378096,0.14134497004679858,0.13893711719834775,0.13862521396612298,0.13541759496355957,0.12382938512231696,0.11053729155539324,0.1068481031368017,0.10438812456829226,0.10351154301310046,0.09793599201543982,0.09557623016592004,0.09474129044830269,0.09389211738265074,0.09220142575810064],"twin_dists":[0.14849248921621644,0.16186439433390498,0.1979032447095239,0.21018073531388998,0.2137152598129941,0.213937756466078,0.21875101327661436,0.23752004168674934,0.2435453481956118,0.24529639756146332,0.2535516022720894,0.2569120751144986,0.2580376855390248,0.2581845546629212,0.25970948838882313,0.265455991607929,0.27257572340296793,0.2746682398339777,0.2760949158441511,0.27660961773470677,0.2799656071359291,0.28143121921003983,0.2819566062570694,0.28249470469482835,0.28357758594192456],"n_dims_used":42,"mean_confidence":0.9111813136509487},"coverage":{"mean_confidence":0.9111813136509487,"n_dims_used":42,"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}}