{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003482","473:4730003634","473:4730003551","473:4730003144","468:4680001151","473:4730003287","473:4730003288","473:4730002860","473:4730003567","473:4730003223","473:4730001815","500:5000010811","475:4750008174","473:4730003560","473:4730001481","475:4750008310","473:4730003417","467:4670003151","473:4730007236","485:4850002693","475:4750007273","473:4730002212","473:4730002143","475:4750006115","473:4730003904"],"twin_admin_codes":[473,473,473,473,468,473,473,473,473,473,473,500,475,473,473,475,473,467,473,485,475,473,473,475,473],"twin_sims":[0.6705124622208085,0.4400038013123981,0.4328347085480304,0.3723715623706424,0.36350079424866166,0.3274102962018888,0.31628720108470276,0.31551067590753046,0.30252491619582345,0.29752017659836716,0.293414711400462,0.2932636623765549,0.2889008884025764,0.28382760658128964,0.2789687370121287,0.2756432267390918,0.26986496762452744,0.2648490013565091,0.26273273900734767,0.2557160004725084,0.2539788550482935,0.25294956126582663,0.2525440492393234,0.2513020472720807,0.24827629337098067],"twin_dists":[0.11612159035150742,0.16641903277448453,0.1680757880155238,0.18255226490775386,0.18476660447939727,0.19407795790752713,0.1970589849053891,0.1972692791439816,0.20083078151944198,0.2022269828899598,0.2033826404500909,0.20342534125598188,0.2046643578936807,0.20611930123369418,0.20752752849652417,0.20849996201368484,0.21020686805663044,0.21170700082870741,0.2123452208428042,0.21448470371288123,0.2150200900405718,0.21533841493447295,0.21546405196514243,0.21584965433053727,0.21679417720181487],"n_dims_used":45,"mean_confidence":0.916417948404948},"coverage":{"mean_confidence":0.916417948404948,"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}}