{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001345","489:4890001344","489:4890001215","489:4890000850","489:4890001146","470:4700006863","489:4890001278","489:4890001275","489:4890001086","489:4890001277","489:4890000791","489:4890001028","489:4890000847","489:4890001418","489:4890001030","489:4890000910","489:4890000911","489:4890000798","489:4890001151","470:4700006862","489:4890001268","489:4890001156","489:4890000677","489:4890000573","489:4890001342"],"twin_admin_codes":[489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489],"twin_sims":[0.9625901396636953,0.9344601366008357,0.9247927056736747,0.914168596968776,0.9124343738903424,0.9042289417680636,0.9040375065131812,0.9032004739510339,0.8964381474485059,0.8953231205538731,0.8772309989094651,0.8653637505799875,0.8533207365548218,0.8456949723648094,0.8419653337646877,0.8418870505691721,0.8368804838083441,0.835953778754576,0.8322559107302842,0.8279212785820816,0.8217451508135272,0.8200432359101082,0.8172864530486933,0.8169661777012203,0.8169039531633059],"twin_dists":[0.035863971644143414,0.04782002976830507,0.05135732808152589,0.055021511312408206,0.05560057558250716,0.05827666555455333,0.058337916714974285,0.05860513139495545,0.06072961625033096,0.061074324437883486,0.06647364618358167,0.06984430637714058,0.07315053927877255,0.07519195289042523,0.07617699165765592,0.07619757707723969,0.0775066762113607,0.07774741899612142,0.0787033607489982,0.07981465190161183,0.08138167252812854,0.08181025049579072,0.08250161264208913,0.08258170827004262,0.08259726423908839],"n_dims_used":44,"mean_confidence":0.913659702647816},"coverage":{"mean_confidence":0.913659702647816,"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}}