{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004613","490:4900004742","490:4900004748","490:4900003509","490:4900006793","490:4900004753","490:4900005820","490:4900004341","490:4900005812","490:4900004474","490:4900004204","490:4900004750","490:4900005560","490:4900004203","490:4900006672","490:4900005819","490:4900004061","490:4900006554","490:4900006067","490:4900006068","490:4900004342","490:4900004884","490:4900004894","490:4900006437","490:4900004752"],"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":[0.260324773358461,0.1768123085720524,0.1762734360541893,0.11806968187859666,0.10600748419275503,0.0841661625983855,0.07898435527362803,0.0744988508952354,0.05823987617030993,0.053703157229033925,0.04522228503448991,0.04495334049294132,0.027162810989665033,0.02368232256751237,0.02230818755609744,0.021909199229936237,0.020285007385902692,0.02012088791079574,0.016117229648643327,0.015167396456417704,0.01516427473112122,0.01363474077952609,0.011280625757555948,0.010659836859945718,0.010550656195328462],"twin_dists":[0.21307533895147143,0.24176661775067498,0.24197947889798585,0.2684653809915168,0.27515286131055094,0.28895029261475713,0.2926360975619299,0.29598686734994645,0.30970014142161617,0.31408600078736126,0.3231847890733914,0.32349595541393433,0.3487755833064543,0.355345065219033,0.35817120908034505,0.359020099377421,0.36262078903630396,0.3629984626645514,0.373165650956846,0.37590115273961827,0.3759103890185667,0.3806512117051652,0.38895917462607177,0.3914061175134857,0.3918495249339032],"n_dims_used":44,"mean_confidence":0.8973661769520153},"coverage":{"mean_confidence":0.8973661769520153,"n_dims_used":44,"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}}