{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001616","489:4890001529","489:4890001626","489:4890001618","489:4890001532","489:4890001620","489:4890000663","489:4890001533","489:4890001452","489:4890001622","489:4890000609","477:4770000305","489:4890001315","489:4890001265","477:4770000034","489:4890000555","489:4890001380","489:4890001619","485:4850005852","489:4890000311","489:4890000779","477:4770000208","489:4890001531","481:4810005579","477:4770000249"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,477,489,489,477,489,489,489,485,489,489,477,489,481,477],"twin_sims":[0.9426935288294389,0.8743403409399494,0.8526365273319737,0.7990617779885735,0.7391192959501962,0.6687235458149638,0.654748613564314,0.6324309227224689,0.6296455905314632,0.6196522461231719,0.6158075824455371,0.576331712718764,0.5666501296626093,0.5558061036918723,0.5517481645888708,0.5506027342439447,0.5334893096967003,0.520178564214627,0.5141952282067196,0.5023646350257617,0.5000308636163355,0.4987478423234884,0.4976437707299055,0.4903221551312397,0.48709157502497125],"twin_dists":[0.04461866131811257,0.06730595988212777,0.0733352673673587,0.08699012492680516,0.10098456585302532,0.11650900321996083,0.11952742339846872,0.12432513374924153,0.12492253838936138,0.12706436272291086,0.12788789372216228,0.13634617994706216,0.13842612640684882,0.14076091238409905,0.14163627856656005,0.14188354959018665,0.14558880747102135,0.14848728348971266,0.14979571175076345,0.15239420079886326,0.15290871423988348,0.15319185889574294,0.15343567583938195,0.15505650199020277,0.1557739456304689],"n_dims_used":45,"mean_confidence":0.9195114983452691},"coverage":{"mean_confidence":0.9195114983452691,"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}}