{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000158","489:4890000719","489:4890000503","489:4890000508","485:4850003160","489:4890000389","489:4890000315","489:4890000275","489:4890000278","489:4890000425","485:4850001681","489:4890000197","481:4810005962","489:4890000610","481:4810006136","489:4890000607","489:4890000281","489:4890000274","489:4890000277","489:4890000309","489:4890000121","489:4890000713","489:4890001323","489:4890000774","489:4890001007"],"twin_admin_codes":[489,489,489,489,485,489,489,489,489,489,485,489,481,489,481,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8820180018990852,0.734044116150021,0.6365333434447887,0.620319122454661,0.6102195191398869,0.6052119498014821,0.6038161539486872,0.5944051846091933,0.5940500171649731,0.590936486344976,0.5735020535681831,0.5725667825456275,0.5657669849825735,0.5536781955701625,0.5536011008381079,0.5532229969502824,0.5448148829502799,0.5413370129108364,0.5413190495569309,0.5412780439343492,0.5409449435771134,0.5409444955579584,0.5389414764451981,0.5379250031467024,0.5364697742389812],"twin_dists":[0.06507808600008964,0.10212894804459967,0.12344479177160059,0.12692149575240314,0.1290845937729937,0.1301568589190542,0.13045573969176336,0.13247122112416146,0.13254730310295607,0.1332143496373413,0.13695371056457087,0.13715457931843003,0.13861605366921076,0.14121981496592956,0.14123644618184691,0.1413180176097667,0.14313431908323826,0.14388701191231895,0.1438909018902533,0.14389978177862275,0.14397192027164193,0.14397201730329842,0.14440598085267328,0.14462632196913533,0.1449419128569496],"n_dims_used":44,"mean_confidence":0.9143678491765802},"coverage":{"mean_confidence":0.9143678491765802,"n_dims_used":44,"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}}