{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001866","470:4700001899","470:4700008597","470:4700000388","496:4960000503","488:4880000079","479:4790000105","470:4700000772","470:4700000176","472:4720001427","470:4700001031","479:4790003656","470:4700000309","470:4700000877","470:4700000554","481:4810003556","470:4700008368","481:4810002850","472:4720001381","470:4700001135","470:4700000147","470:4700001448","496:4960000644","496:4960004947","496:4960010328"],"twin_admin_codes":[470,470,470,470,496,488,479,470,470,472,470,479,470,470,470,481,470,481,472,470,470,470,496,496,496],"twin_sims":[0.6264465396919487,0.6174713409133283,0.5714349224801726,0.5586708372472975,0.5542191998223372,0.5520318005640602,0.5520247292237593,0.5499811678902965,0.5487267780034426,0.543640710257974,0.5404124511033931,0.5280750671650746,0.5191973641329597,0.515254591993788,0.5037054062836235,0.4972171792455363,0.4950986944700893,0.48795384803147923,0.4820224937963787,0.4816401140747321,0.48100508199947906,0.47563224481557037,0.475515368111341,0.4733626998710555,0.4718148744950762],"twin_dists":[0.12560841639504455,0.12753153862017327,0.13739771506423845,0.1401435172528657,0.14110311715767226,0.14157506102818798,0.14157658718449806,0.1420177657060157,0.14228870463348528,0.14338834038592002,0.14408725768863415,0.14676585174668116,0.148701602240972,0.1495637829187943,0.15209890521576883,0.1535299228969576,0.15399830335682574,0.15558231270044473,0.15690262518013767,0.15698791541755266,0.15712960730871042,0.1583308304936036,0.15835700969124625,0.15883956448610864,0.1591869832338648],"n_dims_used":43,"mean_confidence":0.9143460295921149},"coverage":{"mean_confidence":0.9143460295921149,"n_dims_used":43,"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}}