{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690002803","469:4690002805","496:4960004447","470:4700001327","494:4940004701","484:4840003279","470:4700005550","489:4890002931","487:4870010845","474:4740001185","478:4780005335","478:4780005746","485:4850005064","468:4680002785","473:4730003316","468:4680002275","489:4890002760","469:4690003305","496:4960004755","484:4840003293","469:4690002804","468:4680002171","484:4840004382","472:4720006369","468:4680002685"],"twin_admin_codes":[469,469,496,470,494,484,470,489,487,474,478,478,485,468,473,468,489,469,496,484,469,468,484,472,468],"twin_sims":[0.05468603647971687,0.026802805471055405,0.015604719740516153,0.01326202510453578,0.012552534883066114,0.009194826691719416,0.007576064833271184,0.006677869165727483,0.005086604211911802,0.004960072313071769,0.004946585729025565,0.004911245936099065,0.00467073760629901,0.004490208856267371,0.004232494467150359,0.004147503707100507,0.0033167033337414553,0.0031351759794715464,0.003100749168049801,0.0030082630177538042,0.0029056504490444293,0.00201756342668446,0.0020086916014380634,0.0018004142925238103,0.0017841966597701778],"twin_dists":[0.3131104943347628,0.34942024059175253,0.37462348712517657,0.38187739934963527,0.3842982634263182,0.39772624690679065,0.40585564766751964,0.41106686097102957,0.4220878805717054,0.4230933258113119,0.42320185857776643,0.42348753081073637,0.4254827065197849,0.4270424842682728,0.42937078074085516,0.43016691339469215,0.43884448819097355,0.44100258523265456,0.44142469857071587,0.44258025691570246,0.44390096648528465,0.4575515133357166,0.4577139458668869,0.46173032368517575,0.46206075585086553],"n_dims_used":43,"mean_confidence":0.891559689543968},"coverage":{"mean_confidence":0.891559689543968,"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}}