{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004350","489:4890004207","489:4890004406","489:4890004497","489:4890004032","489:4890004723","489:4890004407","489:4890004512","489:4890004256","489:4890004678","489:4890004722","489:4890004454","489:4890004349","489:4890004457","489:4890004078","489:4890004761","489:4890004715","489:4890004154","489:4890004191","489:4890004255","489:4890004720","489:4890004314","489:4890004258","489:4890004257","489:4890004348"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9096496780456188,0.9019118264929031,0.8983529246654548,0.89001350815111,0.8776755341170271,0.8756443228216053,0.8725392881007971,0.869138428223189,0.8683352842870123,0.86201146708033,0.8607440166131626,0.8492806506784607,0.8445486633369388,0.8383322988691102,0.8353161596034647,0.8314823266594058,0.8227011423618874,0.8179712107572282,0.8170055694788214,0.8167924953576021,0.8164926214080425,0.8120682858139264,0.8058780871211486,0.805546848501655,0.8034162048664909],"twin_dists":[0.056520243675091536,0.059014634634746904,0.06013406880268107,0.06269552521951781,0.06634496918661756,0.06693144288070434,0.06782074989069706,0.06878515544910638,0.06901148654300358,0.07077544844347868,0.07112525710757502,0.07423677978362171,0.07549560950512717,0.07712854660116479,0.07791278447853253,0.07890240888877592,0.08114033218803293,0.08233021005027126,0.08257185952806113,0.08262512403383626,0.08270005225616116,0.08380092223471229,0.08532720301112011,0.08540843262711705,0.08592988923357199],"n_dims_used":45,"mean_confidence":0.9201748318142361},"coverage":{"mean_confidence":0.9201748318142361,"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}}