{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003820","490:4900002106","490:4900002108","490:4900001389","490:4900003822","490:4900001651","490:4900004383","490:4900001527","494:4940008968","490:4900002253","490:4900002571","490:4900004108","490:4900004522","490:4900002869","490:4900001397","490:4900001939","490:4900003684","490:4900002713","490:4900004523","490:4900001797","490:4900004393","490:4900009681","490:4900002404","490:4900003973","490:4900001957"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3969752217290978,0.33695844637970274,0.3285936307396944,0.30323488834253765,0.25227707783120457,0.24577260137528678,0.23689581710828375,0.227889415229879,0.21254720679360492,0.21151260504206235,0.19781640066805073,0.18520764385786587,0.16925725894403532,0.16148619147724688,0.1449536704570494,0.1445087181445509,0.14184479488603322,0.1315585118532665,0.12761807850886264,0.1271779346213432,0.12428692369974957,0.12190829417934378,0.12061238750267962,0.11840987078116769,0.11758040638412186],"twin_dists":[0.17654155969927873,0.19156338605940293,0.19376415693183588,0.20063381088077947,0.21554683602344124,0.21758132637723218,0.22041463141742626,0.22336107093938395,0.22856368676154717,0.22892349881226434,0.23380408688918455,0.23850824144107352,0.24479432138396812,0.24801169168451984,0.2552515191239408,0.25545459498116035,0.2566802129303253,0.2615804733973948,0.26353407190459266,0.2637551070347126,0.2652215418007384,0.2664476446394452,0.2671233300900777,0.2682845543028598,0.268726155420911],"n_dims_used":45,"mean_confidence":0.9198877970377605},"coverage":{"mean_confidence":0.9198877970377605,"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}}