{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004297","489:4890004296","489:4890004248","489:4890004414","489:4890004298","489:4890004362","489:4890004685","489:4890004500","489:4890004633","489:4890004510","489:4890004547","489:4890004346","489:4890004513","489:4890004402","489:4890004081","489:4890004512","489:4890004590","489:4890004142","489:4890004492","489:4890004255","489:4890004548","489:4890004090","489:4890004648","489:4890004498","489:4890004720"],"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":[0.9351526456687242,0.9161049522014665,0.908437997990182,0.8849541740023408,0.8775676680357398,0.8737413421924928,0.8675789877910148,0.8581561723538603,0.8561072878162979,0.8494928893394184,0.8435561993588798,0.8384504226542571,0.8353964148496706,0.8338527743504845,0.8327010684021945,0.831396456801049,0.830974191567844,0.8303331841219258,0.8300770112805198,0.8296614629934564,0.8259716703913231,0.8255619264821853,0.8232617978061084,0.8221497319644748,0.821207609729627],"twin_dists":[0.04755801057555914,0.054368986127417154,0.05691663725114144,0.06421092795559795,0.06637620947655434,0.06747748800338411,0.0692241297788312,0.0718357795497865,0.07239488048177979,0.07417998430856601,0.07575786084616819,0.07709772821587221,0.07789198278795191,0.07829146531737095,0.07858867437855112,0.07892448419979203,0.07903298301482298,0.07919750752699377,0.07926319821269334,0.07936968514340402,0.08031134255758947,0.08041548899122192,0.08099859088942124,0.08127958912071004,0.08151718405833444],"n_dims_used":45,"mean_confidence":0.9198021782769097},"coverage":{"mean_confidence":0.9198021782769097,"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}}