{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002504","489:4890003087","489:4890003438","489:4890001974","470:4700007606","470:4700007799","470:4700007272","489:4890002004","489:4890002252","489:4890002185","489:4890002065","470:4700007983","496:4960000341","470:4700005872","496:4960004117","489:4890002984","489:4890002554","489:4890000434","496:4960001340","489:4890002726","489:4890004228","470:4700002233","489:4890002265","489:4890002168","479:4790004475"],"twin_admin_codes":[489,489,489,489,470,470,470,489,489,489,489,470,496,470,496,489,489,489,496,489,489,470,489,489,479],"twin_sims":[0.4825315534875155,0.46600136991158225,0.44919514211576816,0.42982758438326696,0.4022137195535584,0.3897463684367185,0.3883766472110165,0.37131060385208176,0.36458380196729084,0.3644564398091542,0.3600429050295818,0.3490561095594302,0.3465096988479928,0.3378272627525902,0.33585408347367834,0.33328835987023625,0.3278898524933848,0.32538759387185884,0.3210067147037889,0.320037038057267,0.3174394132273211,0.3154867407243329,0.3148870384107393,0.3133754272963516,0.31103740851046047],"twin_dists":[0.15678911187037486,0.1604953061186925,0.16431025689553927,0.1687739942411071,0.1752845368974019,0.17828877933794468,0.17862154074416556,0.182815709045154,0.18449482055116198,0.1845267612806061,0.1856371308707385,0.18843195688815484,0.18908623436053895,0.1913365120254731,0.19185222518526213,0.19252526871378006,0.1939507121614666,0.19461579994061368,0.19578709162090044,0.19604755366590915,0.19674748650924187,0.19727576579098907,0.19743838157831337,0.19784905299320857,0.19848646888868682],"n_dims_used":45,"mean_confidence":0.9144130282931857},"coverage":{"mean_confidence":0.9144130282931857,"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}}