{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006695","490:4900006217","490:4900006945","490:4900007206","490:4900006220","490:4900005452","490:4900006452","490:4900006943","490:4900006817","490:4900007194","490:4900005318","490:4900005714","490:4900006698","490:4900006574","490:4900006825","490:4900005316","490:4900005050","490:4900006577","490:4900007071","490:4900006578","490:4900006816","490:4900007069","490:4900007452","490:4900007677","490:4900006567"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.039366641091248884,0.037923219872609173,0.03781786701055363,0.03355772871741033,0.02778461656749423,0.02727781682648092,0.025303286218658,0.022997870902068666,0.021394227021369745,0.017272617328679428,0.013250934618213656,0.00834353559374763,0.008090022233447588,0.007153674503796246,0.006681111691529194,0.005889458632211143,0.0055050849081725505,0.005101795205402669,0.004141716746249369,0.003888069820345251,0.0035095161782073892,0.003165459909174356,0.0030980042389095234,0.0029468465174052032,0.002828111794050519],"twin_dists":[0.33034292580784386,0.33224481558288993,0.3323860180496577,0.33839659761582347,0.34767925529229393,0.34857119488554744,0.352188432636397,0.3567344433494236,0.36013584865289316,0.37002300583996844,0.38191435025846043,0.4018253764754842,0.40311851718036923,0.40823289315496464,0.41104694113011436,0.4161901331857062,0.4189165189936413,0.42196869692702865,0.43022165908988164,0.43269230382055296,0.43666719463306763,0.4406347537482978,0.4414585386380481,0.4433656935724724,0.4449275511261512],"n_dims_used":45,"mean_confidence":0.9199877421061198},"coverage":{"mean_confidence":0.9199877421061198,"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}}