{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011372","490:4900010665","490:4900011771","490:4900012187","490:4900011369","490:4900011837","490:4900011305","490:4900011770","490:4900011438","490:4900011633","490:4900011375","490:4900011442","490:4900011436","490:4900011902","490:4900011574","490:4900010843","490:4900011093","490:4900010034","490:4900011307","490:4900011636","490:4900011377","490:4900011505","490:4900010934","490:4900011232","490:4900011690"],"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":[0.29385313850553596,0.0841381726109127,0.08392290935758068,0.07493206302475827,0.06101741490237515,0.0537996242430915,0.04394655054248785,0.04151961707323718,0.0399046875626408,0.03694115126137551,0.03515832093540799,0.034653413881892005,0.03396256496242675,0.026355989185633814,0.026304768344661535,0.023975477583644534,0.023306569174929695,0.022044112595611547,0.02142452676035307,0.021177028980030804,0.0203194975948081,0.020097153975468098,0.01929615690597513,0.018941791953042336,0.017110718232015033],"twin_dists":[0.20325877296275666,0.2889697080604345,0.28911919939858105,0.2956562624928208,0.3071522544634344,0.31398960567615564,0.3246748485248189,0.3276128291191181,0.3296490538358888,0.33357417699135805,0.3360660883517007,0.33679131745965285,0.33779834303009093,0.35023081015024116,0.35032448543085304,0.3547606069364914,0.3561034352825393,0.35873156456980637,0.36006955739755964,0.3606134512323114,0.3625417586642401,0.3630533015956991,0.36493803435644356,0.3657937280024919,0.3704520449498129],"n_dims_used":45,"mean_confidence":0.892777845594618},"coverage":{"mean_confidence":0.892777845594618,"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}}