{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000454","481:4810000278","488:4880002014","481:4810004551","485:4850004805","488:4880001778","481:4810002327","481:4810002629","499:4990002197","488:4880002018","481:4810000356","481:4810004725","481:4810002607","481:4810000507","481:4810002287","481:4810004557","488:4880000144","488:4880001137","481:4810002662","487:4870012048","481:4810004646","496:4960010871","480:4800004600","474:4740000242","481:4810003849"],"twin_admin_codes":[481,481,488,481,485,488,481,481,499,488,481,481,481,481,481,481,488,488,481,487,481,496,480,474,481],"twin_sims":[0.4302058359885023,0.2349959325021207,0.20945966485573492,0.1424798423820803,0.1352268564958622,0.12655232468165337,0.11817139829746155,0.11095294571016094,0.10225931483909995,0.09323162070648515,0.08191126575599449,0.08000591912863778,0.07775723910378975,0.07359969987479445,0.07315014693310018,0.07257156653804533,0.06993949861911447,0.06961786837471798,0.0685729124994095,0.06822195334834377,0.06819640392562346,0.06557036155153816,0.06433599092421885,0.061660861183425564,0.05936397104253369],"twin_dists":[0.1686860614639658,0.2210299763852476,0.2296410179464458,0.25638649782467826,0.2598010160960766,0.26407028051346637,0.2684112720754716,0.2723433675013716,0.2773508151591707,0.2829159036512765,0.29053121612276184,0.2918944434443087,0.293537236835219,0.2966780385617609,0.29702616908480123,0.2974767734572824,0.2995641532500546,0.2998235740055808,0.3006731929138604,0.30096090821903076,0.30098190055336593,0.30317454179018416,0.3042300409221167,0.30657564677475324,0.3086571930000659],"n_dims_used":45,"mean_confidence":0.9143629286024305},"coverage":{"mean_confidence":0.9143629286024305,"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}}