{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001356","489:4890001437","489:4890001439","489:4890001436","489:4890001434","489:4890001602","489:4890001167","489:4890001515","489:4890001228","489:4890001355","489:4890001296","489:4890001290","489:4890001431","489:4890001435","489:4890001287","489:4890001594","489:4890001116","489:4890001049","489:4890001587","478:4780001385","489:4890001166","489:4890001292","489:4890001433","489:4890001048","489:4890001301"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,489,489,489,489,489],"twin_sims":[0.25329829256707465,0.23639658085513754,0.17155452927486198,0.1638066041175176,0.16110254874628813,0.13724520424355063,0.12536870384531576,0.11867712874256345,0.09983632052374498,0.09843374565080922,0.09052880087223925,0.09003919749541256,0.08901293606750138,0.08858193295816368,0.08259162785039358,0.0817624239982218,0.078024966720758,0.07518606120561103,0.07509579857196969,0.07420489574664138,0.0663044198483443,0.0661335564243534,0.06598599518529365,0.06593532797553153,0.06464057113097238],"twin_dists":[0.21523047234238843,0.2205760134029575,0.24386362765205605,0.24703949144237555,0.24817340357088208,0.25883735350125103,0.26466981864791106,0.2681427726990805,0.2788053602575605,0.2796600088535499,0.2846644484758685,0.2849855957448504,0.2856632715582282,0.28594972657292156,0.29005058342757106,0.2906367889187234,0.29333965981950944,0.29546314111123523,0.2955317097422616,0.2962120836274245,0.3025545262816919,0.30269834242468663,0.30282278923292766,0.30286557215722987,0.30396806926617737],"n_dims_used":45,"mean_confidence":0.9130180358886719},"coverage":{"mean_confidence":0.9130180358886719,"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}}