{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000564","466:4660013035","470:4700003463","488:4880000823","466:4660011756","488:4880000990","500:5000002447","480:4800005461","470:4700002601","469:4690006506","481:4810000513","484:4840005738","466:4660014197","466:4660014345","487:4870008129","469:4690003541","475:4750005592","487:4870006457","466:4660014224","470:4700003800","480:4800005288","478:4780000120","489:4890000640","474:4740001189","466:4660012389"],"twin_admin_codes":[478,466,470,488,466,488,500,480,470,469,481,484,466,466,487,469,475,487,466,470,480,478,489,474,466],"twin_sims":[0.2370165245100411,0.1988417050934616,0.16319648071992457,0.15940828897576084,0.15552831258187633,0.15539516179916882,0.1255543550322227,0.10467714842779277,0.10446337986917771,0.10336686350846783,0.09623137985531702,0.09424647109639041,0.09377952196036554,0.09232994714608968,0.09177583873095596,0.08943795689512464,0.08775948936387508,0.08756508678571007,0.08598467817287278,0.08548212903406953,0.07940544526394765,0.07876305351367607,0.07528373122548854,0.0746303656147134,0.0734795431588621],"twin_dists":[0.2203756451578374,0.23343082825702963,0.24729414740723885,0.24889092753220304,0.2505552860343378,0.25061293803653417,0.26457549775653594,0.27592594792171315,0.27605088536445793,0.2766948954177885,0.28102148892496825,0.28226969564223,0.28256634121034546,0.28349472029797096,0.2838526413669493,0.2853818680207899,0.28649942652410265,0.2866299577476391,0.28769976061498437,0.28804322265511173,0.292329459460391,0.2927977762418606,0.2953890201794389,0.29588633849332713,0.296770918319349],"n_dims_used":43,"mean_confidence":0.9017601013183594},"coverage":{"mean_confidence":0.9017601013183594,"n_dims_used":43,"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}}