{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001988","489:4890001904","489:4890003494","489:4890003488","489:4890001905","489:4890003562","489:4890003560","489:4890003430","489:4890002555","489:4890001907","489:4890001990","489:4890002718","489:4890002556","489:4890002908","489:4890001989","489:4890003495","489:4890002906","489:4890002818","489:4890002487","489:4890003552","489:4890002893","489:4890003072","489:4890003071","489:4890002408","489:4890003372"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.926772704331361,0.9135773756860274,0.8929080609643059,0.8733975932243861,0.8731930142473513,0.8714018425558784,0.87008898520063,0.8698301163321835,0.857398054352512,0.8570880878035796,0.8406740923744808,0.837255590859551,0.8266001941113116,0.821301156622213,0.8195534720584808,0.8173727384951389,0.809649585006164,0.8080117574204304,0.8077312516572467,0.8069809311699748,0.803057666334021,0.7880888911666016,0.7841129106820446,0.7794937086733059,0.7786416525339898],"twin_dists":[0.050650030481906194,0.055219481050480364,0.06181579713084395,0.0675757796371165,0.06763422751293185,0.06814440236034323,0.06851658794874715,0.06858980306509778,0.07204300510409921,0.07212761317172703,0.0765160737333174,0.07740909267845443,0.0801514255176045,0.08149361115975602,0.08193333208590203,0.08248002613372521,0.08439918034714,0.08480290261230425,0.08487193608898584,0.08505643487111052,0.08601746306850501,0.08963116082493662,0.09057798152462775,0.0916716401103814,0.09187265575590625],"n_dims_used":44,"mean_confidence":0.9123008034446023},"coverage":{"mean_confidence":0.9123008034446023,"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}}