{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002071","489:4890002316","489:4890001811","489:4890001983","489:4890002233","489:4890002569","489:4890002308","489:4890002991","489:4890001899","489:4890001895","489:4890002232","489:4890001648","489:4890001910","489:4890001807","489:4890001900","489:4890002321","489:4890001734","489:4890002469","489:4890002078","489:4890003360","489:4890002239","489:4890001813","489:4890001645","489:4890002234","489:4890001981"],"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":[0.8944421946317812,0.8577593402035575,0.8466799132676108,0.8307397000947474,0.8209166644912071,0.8126006857955815,0.8082664313391971,0.7999488448471772,0.7987580273110443,0.7965231003216069,0.7928546086868452,0.7618241726873122,0.7531666454869775,0.7457130733069737,0.7452785866397331,0.7451619146145262,0.7445263925558129,0.7413509883555018,0.7343891667263426,0.7314136327643324,0.7274011441726739,0.7254152280146419,0.7241863111292286,0.723617380833042,0.7121434268324331],"twin_dists":[0.06134559267174948,0.07194430208112823,0.07493039007695736,0.0790931938595325,0.08159047302048722,0.08366890085011829,0.08474019851453454,0.08677472239176949,0.08706381572891676,0.08760496712905573,0.088489315974816,0.09579764291987188,0.09778932564244314,0.09949002408482627,0.0995887847263537,0.09961529788939379,0.09975966634408782,0.10047973655799025,0.102051301434665,0.10272015066993616,0.103619523359234,0.10406359898213141,0.10433805988399653,0.10446503544923823,0.1070146775815701],"n_dims_used":44,"mean_confidence":0.9119953675703569},"coverage":{"mean_confidence":0.9119953675703569,"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}}