{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003111","493:4930004416","469:4690008830","489:4890002373","481:4810004386","481:4810005141","481:4810005392","481:4810004668","481:4810003971","477:4770003988","493:4930004415","481:4810004572","481:4810004170","481:4810004858","479:4790004808","481:4810005463","481:4810004758","481:4810004174","481:4810004949","481:4810004665","481:4810004473","481:4810005035","489:4890003119","489:4890002464","477:4770001037"],"twin_admin_codes":[489,493,469,489,481,481,481,481,481,477,493,481,481,481,479,481,481,481,481,481,481,481,489,489,477],"twin_sims":[0.2534997109721252,0.0202879555051768,0.014085312314245596,0.0074666831637362095,0.0071501394635711925,0.004025321248108982,0.0033426460828313463,0.0032204206914336776,0.0028500112805442367,0.002837877530771509,0.0022448675391861703,0.0019082106443215055,0.0015969964913759608,0.0015331599629289834,0.0014334710099135784,0.0010747822549965708,0.0009123369321067255,0.0009009176488236007,0.0008263199930583753,0.0007711138199392857,0.0005890849074687694,0.000587226318969703,0.0005760883627733624,0.0005556995056437522,0.00044405700340395467],"twin_dists":[0.21516817047407197,0.3626140291815512,0.3792078253481324,0.4064596075562344,0.4082533152995193,0.4313378113341492,0.43854491586757594,0.4399753265344533,0.4446350264803547,0.4447968492347457,0.4535989420321319,0.4596011785735697,0.46608950276346717,0.4675634625652773,0.4699826087929887,0.48020684461990376,0.4859285206593748,0.4863655351704631,0.48935384816708527,0.49173144752925824,0.5008826511694515,0.5009890549200843,0.5016333604235218,0.502843519810432,0.5103111417510534],"n_dims_used":45,"mean_confidence":0.9155651516384549},"coverage":{"mean_confidence":0.9155651516384549,"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}}