{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011417","480:4800004252","469:4690001402","480:4800004094","481:4810000901","487:4870006477","470:4700001024","466:4660012172","493:4930002707","466:4660002587","489:4890003065","479:4790003785","493:4930001138","490:4900005925","469:4690002698","485:4850004739","480:4800003537","470:4700002728","470:4700005259","496:4960009519","493:4930000255","481:4810001786","490:4900001576","481:4810003013","466:4660009240"],"twin_admin_codes":[466,480,469,480,481,487,470,466,493,466,489,479,493,490,469,485,480,470,470,496,493,481,490,481,466],"twin_sims":[0.05322083632139503,0.05203896334995858,0.04516194975071268,0.03537991459812719,0.02825794913519495,0.02770778424947831,0.024600510582691217,0.023756207453020824,0.023191561643098817,0.020542159573950804,0.016770444177133872,0.013096528199710737,0.0116155949801768,0.009611688866514942,0.009177228847531775,0.008857107253631428,0.008791934232687603,0.008320059089046563,0.007813562278550613,0.007711715826851887,0.00765323649029512,0.007058065829226449,0.0064904232822569075,0.006280366592352072,0.006204903901270309],"twin_dists":[0.3145701267720793,0.31577199779850407,0.32325446114187023,0.3357505943750388,0.3468587708328108,0.3478135706670002,0.3535348665680807,0.35519717395663464,0.35633766952742385,0.36203434978634874,0.3713655179372317,0.38243165826801095,0.3876881442620439,0.39584138719831224,0.39780748335678545,0.3993100914720546,0.39962194204845874,0.40194363745047657,0.4045707769963072,0.4051174185225027,0.40543422956281105,0.4087884530228301,0.41223346957092943,0.41357742542523446,0.41407014731776715],"n_dims_used":45,"mean_confidence":0.9138831244574652},"coverage":{"mean_confidence":0.9138831244574652,"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}}