{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005063","480:4800004700","493:4930000348","496:4960004757","478:4780005750","500:5000006271","479:4790003786","470:4700005698","499:4990001204","496:4960004905","478:4780005611","499:4990001308","466:4660005926","469:4690002892","496:4960011182","473:4730003183","468:4680001308","498:4980002640","467:4670002306","472:4720005827","478:4780005334","487:4870011099","484:4840004601","489:4890002812","496:4960004449"],"twin_admin_codes":[496,480,493,496,478,500,479,470,499,496,478,499,466,469,496,473,468,498,467,472,478,487,484,489,496],"twin_sims":[0.042823715474714405,0.03807503815037369,0.031072461509858207,0.030455403495273158,0.02872509912618109,0.023567188854718382,0.023502122728605176,0.019593833909470414,0.01823734699399986,0.018143210034464813,0.015292179147884794,0.013176155979722305,0.013031114068133974,0.012246811766267272,0.008973922008091129,0.00884761323357898,0.007941771957055165,0.0073843764395019875,0.0073261202591322575,0.00730254797489801,0.006930590342887445,0.006922458055694836,0.006573729941499417,0.0057421588316631435,0.005606687546569676],"twin_dists":[0.32601669183369586,0.33204191976121056,0.3422104431543106,0.34319769315113824,0.34606050887111167,0.35557632076246376,0.35570744475605626,0.3642297687933928,0.36753716965280275,0.3677745954806289,0.3755333207479586,0.3821642115773762,0.38265244388206143,0.38537897320882153,0.39875623632355583,0.3993553920642606,0.40389165058719306,0.40691933145743575,0.40724751077831445,0.4073809690046943,0.40953980397267753,0.4095881569631041,0.41171129715777344,0.4172153992200114,0.4181795212704732],"n_dims_used":43,"mean_confidence":0.894567001697629},"coverage":{"mean_confidence":0.894567001697629,"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}}