{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011837","490:4900011704","490:4900011703","490:4900011771","490:4900012038","490:4900011376","490:4900011902","490:4900010844","490:4900010924","490:4900010760","490:4900009629","490:4900011644","490:4900011646","490:4900010050","490:4900011501","490:4900011776","490:4900011772","490:4900011165","490:4900011001","490:4900011442","490:4900011706","490:4900011630","490:4900011448","490:4900009840","490:4900011699"],"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":[0.30078177804111217,0.22066023252216738,0.14045810742227055,0.12780415329823294,0.12249357673864135,0.10910940067894309,0.10460314836546626,0.1018109094712158,0.09924319083912117,0.09714671293730201,0.09594831865741676,0.0790557521480151,0.07749676271204609,0.06722805464649158,0.06543635454483435,0.06237323112276634,0.061658164824457476,0.06103090603209825,0.05608737468548757,0.054675952422350654,0.0543684817907171,0.053784619296574965,0.049613565418554384,0.04795557033795344,0.0465927977610295],"twin_dists":[0.20131553224164808,0.22578231718873715,0.257324986031418,0.263440800891618,0.2661442729856932,0.27337911527472647,0.27596917490105183,0.2776179502881146,0.2791656239096302,0.2804526975282989,0.2811982451609679,0.2925840140387942,0.29372998839046804,0.30178229223416814,0.3032883405568988,0.3059430053106498,0.30657805272118954,0.30714011361395444,0.3117444680295923,0.3131204287448488,0.31342406739483136,0.31400459002371545,0.31831126639432145,0.3201073012533164,0.32162279692546536],"n_dims_used":45,"mean_confidence":0.890504879421658},"coverage":{"mean_confidence":0.890504879421658,"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}}