{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003462","490:4900004431","490:4900003594","490:4900002320","490:4900004016","490:4900004567","490:4900004015","490:4900002771","490:4900004295","490:4900004017","490:4900004444","490:4900004430","490:4900002319","487:4870001756","490:4900003329","490:4900003603","490:4900003611","496:4960004353","490:4900003878","494:4940002796","490:4900004154","487:4870001847","494:4940004654","466:4660006624","490:4900004408"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,496,490,494,490,487,494,466,490],"twin_sims":[0.6988212861121887,0.645950513735913,0.5650261810256842,0.55040500991418,0.511743906851652,0.4668657204826773,0.44832065587109754,0.42616989243929176,0.42567798449592265,0.4175704159868035,0.37717872601958446,0.37566740034628654,0.37161632792502264,0.36215463693367683,0.33557677999897917,0.32168424487628233,0.3074536509923441,0.2994059150541005,0.29240381460357007,0.2511617496998001,0.24259458932968678,0.23871469298063908,0.2325550683463761,0.22288417919006895,0.2183587460459056],"twin_dists":[0.10995089110695966,0.1214215165067787,0.13877539733042296,0.1419262419392788,0.1503328422910092,0.1603004341529814,0.1645101785797156,0.16962594538659234,0.16974075025426769,0.17164102255628033,0.18136321182379464,0.18173623388778057,0.18273975726449887,0.18510499840440223,0.19192483289029855,0.19560536362201913,0.19946885771212866,0.20169930620691187,0.20366866458576485,0.21589328861187823,0.21858795158325187,0.2198285353654923,0.2218253375605974,0.22503190311114085,0.22656424291532254],"n_dims_used":45,"mean_confidence":0.9178846571180556},"coverage":{"mean_confidence":0.9178846571180556,"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}}