{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001716","480:4800001610","480:4800002060","480:4800001943","480:4800002125","480:4800002303","480:4800002010","480:4800001835","480:4800001607","480:4800002497","480:4800001954","480:4800002154","480:4800002207","480:4800001392","480:4800001380","480:4800001375","480:4800001265","480:4800002448","480:4800001776","480:4800001391","480:4800001896","480:4800002108","480:4800002009","480:4800001951","480:4800002209"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7460452782200091,0.5368801504396759,0.4666987107656603,0.4579210361541172,0.4420399109857917,0.4315556311655799,0.42681639468487653,0.423082744356937,0.4168844674078914,0.41223923949389574,0.4104691522742006,0.3769886352873201,0.35676743103254743,0.3518699050932508,0.3444237677057242,0.3406613854770596,0.33364238757946285,0.329529585018636,0.32784879463691685,0.32569147029503953,0.32495123900844597,0.3229510749610839,0.31884571409092194,0.3176956946182993,0.3136713070200275],"twin_dists":[0.09941448518854303,0.14485289893529874,0.1603380776054189,0.16232321320168253,0.16595043697681805,0.16837252833237992,0.16947514357087362,0.17034736066542108,0.17180251088423892,0.17289913191036882,0.17331841564709527,0.18141008944723852,0.18646567883398918,0.18771188406773684,0.18962408983984066,0.1905986134449159,0.1924322326232895,0.19351639777881263,0.1939616024555853,0.19453488043955527,0.19473207058477007,0.19526614592755057,0.1963681588301606,0.1966782881413278,0.197768580516266],"n_dims_used":43,"mean_confidence":0.9202795694040697},"coverage":{"mean_confidence":0.9202795694040697,"n_dims_used":43,"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}}