{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004571","490:4900002339","487:4870001866","490:4900004299","494:4940008413","490:4900001429","490:4900002184","487:4870006744","487:4870007906","490:4900002175","487:4870007042","487:4870006005","487:4870001867","494:4940007828","487:4870001691","494:4940007405","494:4940007596","490:4900002018","487:4870002278","490:4900001588","494:4940007512","494:4940004894","494:4940007078","494:4940008412","494:4940007185"],"twin_admin_codes":[490,490,487,490,494,490,490,487,487,490,487,487,487,494,487,494,494,490,487,490,494,494,494,494,494],"twin_sims":[0.33598736699072196,0.3180406400398264,0.312609192294056,0.3121218589489973,0.31025239276021005,0.30525701493025836,0.30519904066014814,0.2976358479818616,0.2965363271149744,0.2937706949900922,0.2921086088441608,0.2885491489761371,0.28616652134660864,0.28559189707083554,0.2812831110837306,0.28126546855611595,0.2774960970647167,0.27160253429027825,0.25547492986220444,0.24700159487587156,0.23831907921252277,0.23628091182236424,0.23600282813228998,0.2296364016049883,0.2292588962924745],"twin_dists":[0.19181733847724547,0.1965851993371835,0.1980576525432331,0.19819047563460945,0.19870110184669246,0.20007426626468197,0.20009027842617497,0.20219455874707784,0.2025030683502807,0.20328205712500513,0.20375230100420663,0.20476473523193697,0.20544661159694327,0.20561157056614754,0.20685492510359918,0.20686003965122204,0.2079572750539902,0.20969124261952699,0.21455886332482657,0.21719429602384616,0.21995576560122354,0.22061343607166012,0.22070345414398768,0.22278362947173289,0.22290816194288435],"n_dims_used":45,"mean_confidence":0.916884019639757},"coverage":{"mean_confidence":0.916884019639757,"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}}