{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001644","471:4710002468","476:4760002959","471:4710002367","476:4760002792","476:4760002631","471:4710002141","476:4760002791","471:4710001699","471:4710002396","476:4760002874","476:4760002320","471:4710001165","476:4760002799","476:4760003053","476:4760003045","476:4760002709","471:4710001292","476:4760002468","476:4760003047","476:4760002876","471:4710001247","471:4710002247","476:4760002545","476:4760003137"],"twin_admin_codes":[471,471,476,471,476,476,471,476,471,471,476,476,471,476,476,476,476,471,476,476,476,471,471,476,476],"twin_sims":[0.6722012499077541,0.5862528983151182,0.5256415332923023,0.46619734498838783,0.4625612686091855,0.4625527638515033,0.45894556927694385,0.45132980103180453,0.4424874195425403,0.4406059890262266,0.42642831452595087,0.41314076164970404,0.41307440883851787,0.41141064259315485,0.3989861266840507,0.39880640413918444,0.39540692854509635,0.39266237094109746,0.3831670468223982,0.36900471025248716,0.36789918520474324,0.365512223026642,0.3599331865978129,0.35530618768550093,0.35333675911752216],"twin_dists":[0.11575562373695743,0.13421810577424487,0.14729573931002793,0.16045111169238255,0.16127213899052437,0.1612740620044454,0.16209081750382595,0.16382285053674456,0.16584755861269726,0.16628035587299092,0.1695656550342722,0.17268588860319461,0.17270157659214944,0.17309530497560321,0.1760581378924518,0.1761012978446647,0.17691935749683432,0.1775821830665119,0.179892267813264,0.18338957045044638,0.18366533263710585,0.1842621546854958,0.18566482208308457,0.18683656901755885,0.18733769584399138],"n_dims_used":44,"mean_confidence":0.9235160134055398},"coverage":{"mean_confidence":0.9235160134055398,"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}}