{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003217","473:4730003921","473:4730007904","473:4730003151","473:4730003580","475:4750009149","473:4730003223","475:4750010375","475:4750007898","473:4730005277","475:4750007897","475:4750009053","500:5000011153","473:4730004284","473:4730008476","475:4750011659","475:4750009146","473:4730003343","473:4730007119","473:4730008056","500:5000010911","475:4750008036","475:4750007966","475:4750009581","500:5000009305"],"twin_admin_codes":[473,473,473,473,473,475,473,475,475,473,475,475,500,473,473,475,475,473,473,473,500,475,475,475,500],"twin_sims":[0.6208388181908393,0.5519809011265481,0.4117017348721086,0.40245623730120916,0.39629128891849,0.3367586139476007,0.331989631977114,0.3144316382847678,0.2986637445568609,0.29557658739260945,0.2922370530247903,0.2887686807922801,0.28569210952872764,0.2770963947288056,0.2746753275605381,0.2691624935681874,0.26836504195858496,0.2663377751825712,0.2620434192508315,0.26073362277892814,0.2599839093149605,0.2548639452786866,0.2526238777143724,0.24780333753314815,0.247345403622714],"twin_dists":[0.12681015473947227,0.14158604635533253,0.17302636828020013,0.17522652304443667,0.1767062327963122,0.19161561298085078,0.1928670279158821,0.19756198565239041,0.20190675081286294,0.20277290823302827,0.2037159045922302,0.20470207795799178,0.20558278795511958,0.20807415616108302,0.20878433743189462,0.21041591053219394,0.21065362619741823,0.21125992222626158,0.212553799003875,0.2129510741199795,0.21317903423806875,0.2147470169776129,0.21543930910677234,0.21694248052466683,0.21708624661340176],"n_dims_used":45,"mean_confidence":0.9124148898654514},"coverage":{"mean_confidence":0.9124148898654514,"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}}