{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004513","487:4870000434","492:4920004590","495:4950001038","491:4910001026","469:4690001403","494:4940004959","480:4800002725","487:4870000260","492:4920004531","480:4800004329","490:4900001307","493:4930000211","480:4800004097","478:4780005396","495:4950000772","491:4910001279","480:4800004408","480:4800001905","494:4940001110","495:4950001470","479:4790004046","480:4800004371","477:4770000257","480:4800004956"],"twin_admin_codes":[473,487,492,495,491,469,494,480,487,492,480,490,493,480,478,495,491,480,480,494,495,479,480,477,480],"twin_sims":[0.004589232891327057,0.0018835733746271881,0.001774469659760188,0.0017655036507195087,0.0013769822090609726,0.0011847416096121732,0.0011834925839577083,0.0011182333879499044,0.0009313838404861401,0.0007594578038512553,0.0006472705355995568,0.0005872273565179773,0.0005533563799280996,0.0005006524809854409,0.0004904069307231837,0.0004606983111391738,0.000434187216884516,0.0003333155985753307,0.00032466289778455506,0.00030212099107579285,0.00028707592597253115,0.00022859531956869283,0.00022606887745213637,0.00022442482974325835,0.00019452405146891462],"twin_dists":[0.42618001410861706,0.4600778580941896,0.4622602717824756,0.4624450728302543,0.47142331439860535,0.4767731373037897,0.4768104533537716,0.4788127366037883,0.485210774378562,0.49225363211408196,0.4977005296587449,0.5009889954331077,0.5029852382757615,0.5063305873072289,0.5070189217360308,0.5090936492232329,0.5110535411126449,0.5197063810550955,0.520559340569193,0.5228858147090268,0.5245310050956966,0.5318057295072057,0.5321581035297015,0.5323894006644907,0.5369003999095073],"n_dims_used":43,"mean_confidence":0.9138997100120367},"coverage":{"mean_confidence":0.9138997100120367,"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}}