{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790004048","488:4880003080","496:4960004446","481:4810005857","470:4700007546","474:4740001079","488:4880003081","488:4880003128","500:5000009989","477:4770000170","496:4960005211","498:4980004119","481:4810003369","466:4660008608","489:4890000642","480:4800004020","496:4960004751","496:4960005210","470:4700003290","480:4800004172","491:4910005624","485:4850001410","472:4720002942","468:4680002169","489:4890002761"],"twin_admin_codes":[479,488,496,481,470,474,488,488,500,477,496,498,481,466,489,480,496,496,470,480,491,485,472,468,489],"twin_sims":[0.025676972709203025,0.004307652095914843,0.0031665059595223175,0.0019437550896941815,0.0015545371233393946,0.0012710811766684473,0.001106373003665513,0.0007671931497970027,0.0006264846272589159,0.0006224716982310826,0.0005134518404105027,0.0004952784956826863,0.0003306817981682603,0.0003191443642476302,0.00031579734436720797,0.0002689754818788562,0.00023054511691364703,0.00018669335495534554,0.00017372983796218571,0.00017103379738505462,0.00017030555616336869,0.00015843405136884147,0.00014198312716528057,0.00012609484347638996,0.00009556957120908325],"twin_dists":[0.3514856042477966,0.42867876770696156,0.4406221058256724,0.4589233520199347,0.46706366795644333,0.4742779928843189,0.4791882206035831,0.4919062673817001,0.4988054967899345,0.49902275070471636,0.505488933885456,0.5066899730734479,0.5199637942822805,0.5211145468340801,0.5214556854014187,0.5266211185597502,0.5315362776041311,0.5381896928010055,0.5404404705641381,0.540928389474188,0.5410614269713481,0.5433093039000537,0.5467022486723321,0.5503515095615625,0.5587820522664625],"n_dims_used":45,"mean_confidence":0.9129553900824653},"coverage":{"mean_confidence":0.9129553900824653,"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}}