{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001110","496:4960001334","496:4960001688","496:4960001448","496:4960001225","496:4960006162","496:4960001564","496:4960001120","496:4960001119","496:4960001560","496:4960002187","496:4960001226","496:4960001218","496:4960001111","496:4960001106","470:4700006430","470:4700005566","496:4960001609","496:4960007616","479:4790003154","496:4960002178","496:4960006333","496:4960001801","496:4960001611","496:4960001446"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,470,470,496,496,479,496,496,496,496,496],"twin_sims":[0.8332929464390973,0.8212494732541135,0.809115890762847,0.7725077324184337,0.7655258012285314,0.7064722727433043,0.6929073900016298,0.6827033336883175,0.6771475522590265,0.6756506859732965,0.6111475878431389,0.6037734810850073,0.5971684121636068,0.5839680219558678,0.5792297639244405,0.5684506872628938,0.5538091161326003,0.5494575884904326,0.5482689901635709,0.5291402960352449,0.5267635678837637,0.5201176785105527,0.5113727906553834,0.5006164599088467,0.48571775614555085],"twin_dists":[0.07843602377615638,0.08150663537201341,0.0845308571901555,0.09331339757408416,0.09494035721422774,0.10826755474918116,0.11124702059179767,0.11347416778375051,0.11468234624898475,0.11500737088879653,0.12888585998646776,0.13046487728241704,0.13187935432142603,0.13470796374307548,0.13572425174914418,0.13803901117807377,0.14119157302219695,0.14213084255344793,0.1423876090478065,0.1465340720751229,0.14705135608306902,0.1485005796819348,0.15041421729979249,0.1527795488232013,0.1560794793919048],"n_dims_used":45,"mean_confidence":0.9308758205837674},"coverage":{"mean_confidence":0.9308758205837674,"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}}