{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004414","489:4890004492","489:4890004513","489:4890004648","489:4890004415","489:4890004142","489:4890004137","489:4890004464","489:4890003649","489:4890004028","489:4890003965","489:4890004686","489:4890004248","489:4890004032","489:4890004255","489:4890004362","489:4890004720","489:4890004500","489:4890004365","489:4890004498","489:4890004342","489:4890004714","489:4890004514","489:4890004252","489:4890003970"],"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":[0.8894038946984514,0.8892172919356629,0.8889501919718732,0.8888229537626497,0.8562053184691135,0.854002995703161,0.8272188279531486,0.8269177400247973,0.8255619264821853,0.8235926924335661,0.8201846179677684,0.8151401959855807,0.814963796984898,0.8134657830763368,0.8111163197002837,0.8094091114596935,0.8050072468004871,0.8026667350086951,0.8012377089251247,0.783676343980651,0.7816518614634304,0.7778524358027556,0.7722016258363897,0.766032847598966,0.7618344362925179],"twin_dists":[0.06287959428567089,0.06293585539864331,0.0630163196879658,0.0630546227850527,0.07236819784679567,0.0729660199949361,0.07999383165003784,0.0800705563062026,0.08041548899122192,0.08091486510324127,0.08177469928019813,0.08303747769009062,0.08308142875791193,0.08345411874075535,0.08403668327151703,0.08445852635567308,0.08554066533147762,0.08611289191898855,0.08646122426586692,0.09068163158751348,0.091161497223346,0.0920586505863333,0.09338501075494009,0.09482264807173224,0.09579527077881697],"n_dims_used":45,"mean_confidence":0.9201024373372396},"coverage":{"mean_confidence":0.9201024373372396,"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}}