{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002504","487:4870002714","487:4870002418","487:4870002722","466:4660005240","487:4870002004","487:4870003502","487:4870002413","487:4870003501","487:4870003364","494:4940004584","487:4870001466","494:4940004464","487:4870003503","494:4940004347","487:4870003094","494:4940004704","487:4870002960","469:4690003302","487:4870001468","497:4970000024","466:4660005036","487:4870002425","487:4870003097","487:4870002834"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,494,487,494,487,494,487,494,487,469,487,497,466,487,487,487],"twin_sims":[0.0941955920296257,0.009947748860991746,0.006693600808606537,0.0020936472163874294,0.0014386178994515852,0.0007405508526053893,0.0006081263440970586,0.0005241255924632454,0.0004361409236568614,0.0003215405166397674,0.0002441280490478258,0.00022897691571346283,0.00022569751104472934,0.00015055071332785216,0.00010959177887160773,0.00010632866403167476,0.00010238280437708254,0.00007454268854174127,0.00007235409722263914,0.000055595347377234026,0.00003401764759726195,0.000025619072581654537,0.000024859444335086608,0.000022731959400174868,0.000022600761499001816],"twin_dists":[0.28230196199728513,0.39437426852658686,0.41097029783537414,0.4561848587407044,0.4698539608707546,0.4931167277668479,0.4998102125940981,0.5048019078730245,0.5109053400400113,0.5208723784752192,0.5297165505423946,0.5317528252412236,0.5322102115464264,0.5448915206494457,0.5546339573337818,0.5555524663706829,0.5566994351557009,0.5662330625750378,0.5671200693785121,0.5749029119043927,0.5891388223921734,0.5972016294635355,0.5980511526282456,0.6005691401916164,0.6007316846702707],"n_dims_used":43,"mean_confidence":0.8878613849018895},"coverage":{"mean_confidence":0.8878613849018895,"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}}