{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002729","490:4900003840","490:4900004682","490:4900002747","490:4900001418","490:4900004121","490:4900001972","490:4900005897","490:4900004141","490:4900003983","487:4870001285","494:4940006834","490:4900004539","490:4900001551","490:4900004972","487:4870000198","494:4940007705","490:4900004123","490:4900001678","494:4940007282","494:4940007079","490:4900005626","494:4940008480","490:4900004961","490:4900003308"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,494,490,490,490,487,494,490,490,494,494,490,494,490,490],"twin_sims":[0.5145337317446693,0.4605443880282653,0.4264614200639405,0.3731553625591563,0.35885797013284376,0.35088312967986945,0.3267236643639038,0.30582888669562436,0.292201976125808,0.28405822613390547,0.28346589121396265,0.2682778100070289,0.26458076714867895,0.25340776843025165,0.25028664197783085,0.24487730081889553,0.24304187572268487,0.2426215677900879,0.2418214218465858,0.2411150917139881,0.23114802908266938,0.23017160638136536,0.22738231543940118,0.22723870900891222,0.22373756058776323],"twin_dists":[0.14972158959677168,0.16172852647872435,0.16955793254260323,0.1823578793756325,0.18593641849812365,0.18796406379369346,0.19426032852700506,0.19991641272312344,0.2037258431676872,0.20605282534078773,0.2062236310257217,0.21067965607708847,0.21178771792449394,0.21519660583705716,0.21616580978062935,0.2178640561952779,0.21844576216968234,0.21857937050424386,0.21883413706279856,0.21905948680378043,0.22228631860174225,0.22260730607016585,0.22352923364155164,0.22357690103894204,0.2247452780855547],"n_dims_used":45,"mean_confidence":0.9181808471679688},"coverage":{"mean_confidence":0.9181808471679688,"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}}