{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000730","490:4900000411","490:4900001075","487:4870003542","494:4940006259","494:4940006265","496:4960004824","494:4940008684","496:4960008384","490:4900000810","490:4900004596","496:4960006754","494:4940008229","496:4960005707","487:4870003830","496:4960009476","496:4960005268","490:4900000569","490:4900001427","496:4960006375","487:4870003533","490:4900000512","490:4900000622","490:4900000496","494:4940008422"],"twin_admin_codes":[490,490,490,487,494,494,496,494,496,490,490,496,494,496,487,496,496,490,490,496,487,490,490,490,494],"twin_sims":[0.5723781100468646,0.3617030456215709,0.3520610147697157,0.33886217991820244,0.3005294833022385,0.28240393441064543,0.2755936765722076,0.26832364472845927,0.26476519282396943,0.25204542805712377,0.24920617329679517,0.247014660470826,0.24315830359645418,0.24093298504878544,0.23667980685307766,0.23638655674936462,0.2335008578443506,0.22759014175499634,0.2248460130532754,0.21665778834554797,0.2088286489205553,0.20880547420165968,0.20487144863912393,0.2039504324018931,0.2035380215711749],"twin_dists":[0.13719510471190755,0.1852186612881544,0.18766308685477265,0.1910666742739218,0.20138582870379948,0.20653039700099213,0.20851450532831983,0.21066597841290977,0.2117322150308774,0.21561871256852724,0.21650312472603733,0.21719018810996307,0.21840877827108732,0.21911765605481848,0.22048443111937738,0.22057925605146167,0.22151650291624622,0.22346028498536424,0.2243740673630227,0.22714570225047062,0.2298625230545737,0.22987066672754133,0.2312621264886703,0.231590523214616,0.2317379015482586],"n_dims_used":45,"mean_confidence":0.9159472995334201},"coverage":{"mean_confidence":0.9159472995334201,"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}}