{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730008987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730007075","473:4730004593","485:4850002599","473:4730005166","500:5000006738","500:5000008730","466:4660009417","488:4880003415","473:4730004618","466:4660009415","484:4840003905","470:4700008714","473:4730008296","496:4960004920","471:4710000916","496:4960008105","496:4960007863","466:4660009596","475:4750007216","473:4730001818","496:4960003957","469:4690001814","500:5000005053","475:4750009674","468:4680003726"],"twin_admin_codes":[473,473,485,473,500,500,466,488,473,466,484,470,473,496,471,496,496,466,475,473,496,469,500,475,468],"twin_sims":[0.16358326728136266,0.16145297251906968,0.08951101376561141,0.08013635866513535,0.062196438080213,0.058331749804216515,0.049964444333974,0.04386552257002018,0.0420291363417449,0.04127893743555959,0.03832357978255952,0.03651495263095974,0.035793742665687564,0.035466254247396946,0.03389123897381323,0.03378922814271831,0.03368170666613532,0.03154537739829762,0.030935054620463368,0.030869705014085373,0.027581461133153327,0.02746595154881095,0.027238679562447788,0.026549367665178396,0.026234919362957566],"twin_dists":[0.24713262895405988,0.24802568300086056,0.2853336043976747,0.29180029237678945,0.30609945664823374,0.3096142806829957,0.31793760667352555,0.32477071037284444,0.32698425044547136,0.32791201172949624,0.33171123341594083,0.33416044044917326,0.3351658786377605,0.3356281231001422,0.3379033036692259,0.33805374662196025,0.33821273620864534,0.3414651078003494,0.34242882209987535,0.3425329728857116,0.3480351023283121,0.3482384361112102,0.34864066620002737,0.3498785591612268,0.35045248270228924],"n_dims_used":45,"mean_confidence":0.9162448459201389},"coverage":{"mean_confidence":0.9162448459201389,"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}}