{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002936","470:4700007637","489:4890002932","496:4960004600","468:4680002585","484:4840003471","481:4810003115","481:4810003265","478:4780005747","496:4960004601","469:4690006586","496:4960005058","489:4890002760","487:4870006627","469:4690002804","498:4980002636","467:4670001998","472:4720004386","468:4680002170","481:4810003116","478:4780001794","487:4870010843","469:4690003200","466:4660005239","500:5000009768"],"twin_admin_codes":[500,470,489,496,468,484,481,481,478,496,469,496,489,487,469,498,467,472,468,481,478,487,469,466,500],"twin_sims":[0.06951006108078456,0.045557580099973474,0.04382694241101547,0.035493108076530104,0.028460329078123504,0.022387177719999436,0.02194868077338305,0.019978153465642988,0.01893198850867691,0.012617329942374755,0.011893182530284933,0.011587829620111723,0.009770775658981323,0.009156962378434502,0.009101093220072444,0.008678600072853291,0.008354798605694033,0.00826465486268857,0.008132608389108717,0.007392274196357754,0.006759203382122081,0.006343151845970927,0.006296777579621666,0.00588715938707014,0.00541850243694782],"twin_dists":[0.299910747145761,0.32279902155859636,0.32481640572665066,0.3355900831014208,0.3465115636503356,0.35800471494409547,0.35893550203894176,0.36332911514464256,0.3658175988206147,0.38407221630522603,0.3866592708276333,0.3877922532654509,0.395141262163895,0.39790121151667074,0.39816055770853936,0.4001691996822452,0.40176874571496796,0.4022239210329718,0.4028987759869091,0.4068750195129671,0.41056980900175305,0.4131715293570939,0.4134709793456272,0.4162059581356702,0.4195543321905231],"n_dims_used":45,"mean_confidence":0.902959696451823},"coverage":{"mean_confidence":0.902959696451823,"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}}