{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002665","489:4890002751","489:4890003070","489:4890002085","489:4890002660","489:4890001991","489:4890003329","489:4890003598","489:4890002505","489:4890002839","489:4890001748","489:4890002496","489:4890003597","489:4890002253","489:4890003462","489:4890002918","489:4890002166","489:4890002182","489:4890002263","489:4890002581","489:4890002183","489:4890002742","489:4890002086","489:4890003516","489:4890002180"],"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":[0.866849327031769,0.8565787886533784,0.8422326741377463,0.8419056677359632,0.8220515041076722,0.8188809651730743,0.8158021984602084,0.815480298467307,0.8133030834116036,0.8131001221674856,0.8018331775056652,0.7816797638971295,0.7739074812636527,0.7703414793700508,0.7652311228072106,0.7618819493321465,0.7548233868071715,0.7527432146909606,0.751977341731178,0.7491013477718825,0.7409536534067104,0.7400046894412882,0.7325963212896931,0.7250440282427225,0.7220426475669494],"twin_dists":[0.06942884171396654,0.07226648201305394,0.07610666405817422,0.07619268182089153,0.08130438101193797,0.08210215739623522,0.08287241214761666,0.08295269987788136,0.08349453774056403,0.0835449427209468,0.08631617120255991,0.09115489222149924,0.09298558823985177,0.09381962217543438,0.09500873461209107,0.09578428913914228,0.09740958533207893,0.09788627713039609,0.09806153123290753,0.09871845021282345,0.1005696913182077,0.10078440225092276,0.10245450029792537,0.1041465282841787,0.10481620623616002],"n_dims_used":45,"mean_confidence":0.9179204305013021},"coverage":{"mean_confidence":0.9179204305013021,"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}}