{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000422","490:4900000238","490:4900000282","490:4900000511","490:4900000226","490:4900000951","490:4900000427","490:4900001592","496:4960009173","496:4960008579","490:4900000297","496:4960008482","490:4900000074","490:4900001170","496:4960008766","490:4900000164","469:4690003851","490:4900001606","490:4900000188","494:4940008237","490:4900000830","490:4900000424","490:4900001888","490:4900000597","490:4900002354"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,496,490,496,490,490,496,490,469,490,490,494,490,490,490,490,490],"twin_sims":[0.41946285464109445,0.32667102830899614,0.30257813897616276,0.2963139658833369,0.28059993101790065,0.262068219558206,0.259604529098453,0.25480380795251945,0.252565830817084,0.24748701292316966,0.22971824799245652,0.22686216410422685,0.21888340120063712,0.20413445259125404,0.2014629903198365,0.1990494470147076,0.1934214065928643,0.18833031235307163,0.18354662112195824,0.18111032433420676,0.17633180378698668,0.17428250672512477,0.17395519301677737,0.17229117435757865,0.1711603108025751],"twin_dists":[0.17119608435846093,0.19427431749452986,0.20081600637963198,0.2025655414631914,0.20705312037561294,0.21254628883420643,0.21329454722890256,0.21476555181441687,0.21545730026507456,0.21704177083934273,0.22275664759733937,0.22370198275357145,0.22638550783790712,0.23152482803568186,0.23248255762948297,0.23335536256041045,0.23541942583565828,0.2373228654845628,0.23914450473124452,0.24008512900724885,0.24195640059197854,0.24276996373754903,0.242900537072032,0.24356708296227145,0.24402269948594638],"n_dims_used":45,"mean_confidence":0.9165969848632812},"coverage":{"mean_confidence":0.9165969848632812,"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}}