{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004683","490:4900004269","490:4900004962","490:4900004405","490:4900004131","490:4900004265","490:4900004684","490:4900005360","490:4900001556","490:4900007612","490:4900005364","490:4900003988","490:4900001822","490:4900002897","490:4900002285","490:4900004401","490:4900001669","490:4900004266","470:4700005331","466:4660003599","490:4900001411","490:4900003035","490:4900007000","490:4900003447","490:4900005639"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,466,490,490,490,490,490],"twin_sims":[0.5448075430814024,0.5090687851795083,0.49900459071769065,0.45384672631548967,0.3875182508754583,0.3799649072193616,0.37548470552742297,0.36297528770395293,0.32189990750798786,0.30690937758170406,0.2723505919286966,0.2700042928441075,0.26526111889813264,0.25607898030510456,0.2517897996100318,0.24241677268528677,0.2324402009061086,0.2096596761962074,0.20578044388831243,0.20436313724103167,0.19762834230186735,0.19009883043615783,0.1841198251803283,0.1837623677071293,0.18335131325075896],"twin_dists":[0.14313590669304008,0.15091975748535727,0.15313518183780378,0.16324925953447386,0.17883036224179014,0.18067743406557724,0.18178137586529267,0.1848986294136497,0.1955475632445492,0.19961863009203387,0.20946988190634364,0.2101654476152601,0.2115830856011037,0.21437312511814233,0.21569807811443692,0.2186445254401396,0.22186290210999293,0.22957090285885587,0.2309390054971148,0.23144324418443488,0.23387269394143903,0.23665763015576335,0.23892447937849495,0.23906163327677069,0.23921958462241277],"n_dims_used":45,"mean_confidence":0.9237989637586805},"coverage":{"mean_confidence":0.9237989637586805,"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}}