{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003853","490:4900002600","490:4900002590","490:4900001829","490:4900001554","490:4900002295","490:4900002445","490:4900007489","490:4900007613","490:4900004547","490:4900003040","490:4900004693","490:4900003582","490:4900002895","490:4900004825","490:4900002894","490:4900002586","490:4900002760","490:4900001684","490:4900004135","490:4900006763","490:4900001817","490:4900003845","490:4900002890","490:4900002443"],"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":[0.7989992296968772,0.5811001964559802,0.5650332005264435,0.5259211280161129,0.5139256980666574,0.4720564288931247,0.4675495622811491,0.45468762836869625,0.45056431325193264,0.43913312120098197,0.43668511131481785,0.426387724898694,0.41061461172430863,0.4030058582025077,0.3928041444307634,0.39248554026173776,0.3758240370098993,0.3672321319221781,0.34864872506341293,0.33481633675737044,0.33342069881971326,0.33253978570022985,0.32691079122130934,0.32070628845095855,0.31938653636840114],"twin_dists":[0.08700530213694734,0.13532299384288493,0.13877388734577623,0.14723483176020363,0.14985473945543032,0.15913273990780583,0.1601463466001437,0.16305788449897443,0.1639975351048073,0.16661967171279166,0.1671846295939238,0.16957512366924307,0.17328393061243927,0.17509510380958387,0.17754789147912312,0.17762496221476187,0.18169753916010362,0.18383192278128319,0.18853646151767484,0.19212411052197645,0.1924904846341508,0.19272216648421764,0.19421060632525303,0.19586774104433716,0.1962225312550439],"n_dims_used":45,"mean_confidence":0.9200286865234375},"coverage":{"mean_confidence":0.9200286865234375,"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}}