{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000607","489:4890000389","489:4890000425","481:4810005965","481:4810005636","481:4810005779","489:4890000159","489:4890000158","489:4890000426","489:4890000773","489:4890000508","485:4850003885","489:4890001262","489:4890000774","489:4890001202","489:4890001005","489:4890000715","481:4810005574","485:4850003161","481:4810005576","481:4810005633","481:4810005930","481:4810005682","489:4890001138","489:4890000945"],"twin_admin_codes":[489,489,489,481,481,481,489,489,489,489,489,485,489,489,489,489,489,481,485,481,481,481,481,489,489],"twin_sims":[0.7915360486681845,0.7786802605223234,0.7595671261706142,0.7438162312219048,0.7296398754541151,0.72919337434384,0.7260899803722379,0.7089896461268788,0.7018336477649959,0.7009288647555189,0.6899718363388141,0.6658097139208189,0.6636706694276259,0.6627023942834739,0.6557980477176217,0.6537108567907387,0.6534508313330433,0.6508659256460225,0.635746809592406,0.6303212206413817,0.6290233348410157,0.628119689528005,0.6263586555226209,0.6255436948785535,0.6213151052856101],"twin_dists":[0.08880601601082211,0.09186355218637718,0.09631864971390575,0.09992088898984267,0.10311808364245244,0.10321816404847921,0.10391279268101948,0.10771197680949102,0.1092890333480627,0.10948794783033436,0.11188888699370056,0.11713949650819656,0.11760193735720684,0.11781116074400386,0.11930120699473577,0.11975105822265827,0.11980708340940979,0.12036381964590509,0.12361361910550374,0.12477764827718697,0.12505597113153502,0.12524972497934617,0.1256272552060065,0.12580194125375793,0.12670810971114374],"n_dims_used":45,"mean_confidence":0.9153761121961805},"coverage":{"mean_confidence":0.9153761121961805,"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}}