{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002012","496:4960008143","469:4690003639","467:4670003947","488:4880002343","499:4990001205","466:4660012171","480:4800003879","493:4930003015","493:4930000293","480:4800004370","494:4940000718","494:4940004346","496:4960009393","487:4870010011","466:4660012172","494:4940004719","480:4800004443","490:4900001858","494:4940004844","466:4660000829","488:4880000699","478:4780007727","487:4870003434","499:4990001306"],"twin_admin_codes":[490,496,469,467,488,499,466,480,493,493,480,494,494,496,487,466,494,480,490,494,466,488,478,487,499],"twin_sims":[0.03481065038270774,0.022105513231614287,0.014703517273997095,0.013311618030509988,0.011884664566477268,0.0115333231188581,0.011511575085668344,0.007746019229567555,0.007627715406880821,0.007045951674850065,0.006253031680026076,0.005007450564306244,0.004834434542333296,0.004396573212522536,0.002976698143661847,0.0026171548815946467,0.0025352287322423913,0.0025173442879204665,0.0025052808352589912,0.0024337260386335566,0.002293001504825065,0.002260727298545153,0.0020415928159827766,0.001963000509409599,0.001910918226844142],"twin_dists":[0.3365645101836094,0.35860075684061726,0.3772923618178947,0.38171250087199504,0.38669052406338267,0.38799727664930683,0.3880793209500605,0.40493258194749016,0.40557317105811874,0.4088593278142024,0.41375528490661556,0.4227141582143458,0.4241149213264009,0.42787405024074,0.4429820803834827,0.4478567789391999,0.4490529957019701,0.4493188331901606,0.44949912568029593,0.4505851861346412,0.45280935540433576,0.4533370771352833,0.4571148396531932,0.4585610893095752,0.4595491384158848],"n_dims_used":43,"mean_confidence":0.8931338288063226},"coverage":{"mean_confidence":0.8931338288063226,"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}}