{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002589","470:4700002754","470:4700004795","470:4700004964","470:4700003072","499:4990001237","470:4700004429","500:5000005668","470:4700005119","473:4730000621","470:4700002252","500:5000004295","472:4720004415","472:4720003432","499:4990001431","467:4670000385","472:4720004179","470:4700004099","499:4990001135","499:4990001247","500:5000005506","467:4670000224","470:4700002093","470:4700004953","470:4700003376"],"twin_admin_codes":[470,470,470,470,470,499,470,500,470,473,470,500,472,472,499,467,472,470,499,499,500,467,470,470,470],"twin_sims":[0.6634123965157368,0.5250151553889774,0.5154950746382605,0.37091427171833263,0.37022870945716513,0.36362228110236117,0.3619928641921689,0.34257404738870095,0.32328969524064866,0.2898773304953234,0.2765407162401225,0.27266536189625146,0.2723365170264325,0.27027575714468716,0.2586596128014685,0.2513798453332003,0.24918187472431655,0.24699041193016985,0.24097404152021779,0.23644441004496292,0.23587542173171616,0.23314495804629648,0.230168378371467,0.22855026286140012,0.22290443647544142],"twin_dists":[0.11765775107126561,0.14743221710632093,0.14951114990803888,0.18291421693285306,0.1830847359681548,0.18473609664167662,0.1851457073735206,0.19010248684249811,0.1951755997569037,0.20438608843794412,0.20823681900469043,0.20937684898129408,0.20947404340804907,0.21008478105185685,0.21358271626826,0.2158254648689673,0.21651072132222834,0.21719781213059325,0.2191045391406285,0.2205605426111273,0.22074471984771626,0.22163262056641386,0.2226083687278724,0.22314229417343148,0.2250250908319031],"n_dims_used":43,"mean_confidence":0.9117446721986283},"coverage":{"mean_confidence":0.9117446721986283,"n_dims_used":43,"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}}