{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002851","484:4840003281","480:4800004861","496:4960005511","484:4840003961","484:4840005339","481:4810003472","500:5000010095","480:4800004175","467:4670001915","473:4730002449","469:4690002690","480:4800004501","496:4960011104","478:4780006367","489:4890002207","496:4960011718","498:4980002484","487:4870011803","500:5000003087","469:4690003400","473:4730004321","500:5000002787","484:4840004388","484:4840003957"],"twin_admin_codes":[489,484,480,496,484,484,481,500,480,467,473,469,480,496,478,489,496,498,487,500,469,473,500,484,484],"twin_sims":[0.38103721309887495,0.05806825783939678,0.03940476719981119,0.030246324181146058,0.02883799899858435,0.025228634619358484,0.024373069388342807,0.021801664896074272,0.021797437679506513,0.017435578489180724,0.016891723416385594,0.016150261066022784,0.01574257539544192,0.014352827991113553,0.013617917794376912,0.011116678055592877,0.010718213411973477,0.010425269209176007,0.009924092980843137,0.008623832317840401,0.00840981523856057,0.008279350724151863,0.008278663214939336,0.00822184209585918,0.007343898051624189],"twin_dists":[0.18041415069806543,0.3098608272345912,0.33029349484440396,0.3435360936548902,0.34586926148206754,0.3523299106662782,0.3539777443525155,0.3592511875993057,0.3592602919907454,0.3695946983724541,0.3710380914006447,0.3730730976255366,0.37422726408445367,0.37837002358190186,0.3807059150028369,0.3895935364099408,0.39117069275442895,0.39236381716437396,0.39447608410994356,0.40043595220279465,0.4014930991675937,0.40214941275702076,0.40215289579850233,0.402441660995051,0.4071471139080599],"n_dims_used":45,"mean_confidence":0.9093400743272569},"coverage":{"mean_confidence":0.9093400743272569,"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}}