{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004359","490:4900003799","490:4900004212","490:4900001499","490:4900002839","490:4900001232","490:4900002693","490:4900001121","490:4900002546","490:4900002833","490:4900004221","490:4900004496","490:4900001242","490:4900001495","490:4900002082","490:4900002237","490:4900004079","490:4900004215","490:4900001103","490:4900003805","490:4900001234","490:4900003790","490:4900004363","490:4900004080","490:4900002681"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.46533279302659764,0.35101753212607734,0.3280035306437867,0.29750680499437265,0.29729671648409006,0.24735922492381404,0.24359627260467018,0.15403135915641286,0.13778782205729376,0.13059845774344833,0.12301283262584752,0.11304464220654593,0.10487949408089145,0.10332450089633555,0.09624846913471939,0.07957647756412306,0.07322110515228045,0.06844245783567954,0.06651481881828368,0.0656829665769166,0.0649359079202533,0.06342787833489888,0.06338054716667449,0.06129344972771634,0.05231942649494887],"twin_dists":[0.16064612553045984,0.18792969422388947,0.19392056379273753,0.20223073159618338,0.20228964255237297,0.21708190498473995,0.21826975762841094,0.2512055328504305,0.2585800910638461,0.2620523376486861,0.265876048324986,0.2711841789713937,0.27580786946669317,0.2767198826030555,0.28101083070018157,0.2922052862496316,0.29697110477683253,0.30077999907394476,0.3023778477251204,0.30307906431990744,0.3037150097540243,0.30501718290970825,0.30505846133584297,0.30690428460077096,0.315484753694487],"n_dims_used":44,"mean_confidence":0.9170555634932085},"coverage":{"mean_confidence":0.9170555634932085,"n_dims_used":44,"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}}