{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001368","489:4890000989","489:4890001297","489:4890001233","489:4890000932","489:4890001234","489:4890001115","489:4890001108","489:4890001044","489:4890001052","489:4890001430","489:4890001168","489:4890001230","489:4890000933","489:4890001112","489:4890001366","489:4890001237","489:4890001113","489:4890001426","489:4890000873","489:4890000983","489:4890001429","489:4890001424","489:4890001238","489:4890001226"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9090275621896401,0.7895781878875086,0.7830753779891537,0.752554150878655,0.7399956596745052,0.7369267907083961,0.7184129861587968,0.7045759786440272,0.682625026688423,0.654814466939718,0.6405704986965499,0.6401420968901979,0.6361203384550194,0.6330700416662297,0.6259684272550451,0.6232100429318628,0.6034793870751325,0.6033381902213698,0.5997492416860447,0.5934841567458313,0.5619457976843152,0.5582492913930652,0.5544934209807652,0.5519523446352206,0.5512291727545776],"twin_dists":[0.05672404501306227,0.08927516246927487,0.09082421427723412,0.0979295530192757,0.10078644443402984,0.10147956065856711,0.10562408452511937,0.10868548713874522,0.1134912172791899,0.11951322996278481,0.12257786329544168,0.1226698875438738,0.12353344490162589,0.12418802109192875,0.1257109021779514,0.1263020767788705,0.1305278521431842,0.13055808697761848,0.1313266311891868,0.13266852232214932,0.13943825757356487,0.14023433834064822,0.14104397269546765,0.14159220960575197,0.14174830626892052],"n_dims_used":45,"mean_confidence":0.9147430419921875},"coverage":{"mean_confidence":0.9147430419921875,"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}}