{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000702","490:4900004989","490:4900005520","490:4900003300","494:4940008670","487:4870003968","494:4940008951","466:4660012032","490:4900006024","490:4900001302","490:4900006134","493:4930006952","487:4870002164","490:4900009398","493:4930002225","494:4940008116","490:4900009503","493:4930000396","490:4900008169","494:4940003674","490:4900005924","490:4900001858","466:4660011987","490:4900008619","487:4870010978"],"twin_admin_codes":[490,490,490,490,494,487,494,466,490,490,490,493,487,490,493,494,490,493,490,494,490,490,466,490,487],"twin_sims":[0.0393113486471019,0.028932262433974783,0.022551326764916297,0.011997078417693671,0.010522005829319388,0.008892875285853263,0.007237750067559786,0.0072281972730842275,0.006327832953047072,0.0045390057464768496,0.003307045238578186,0.0032424106021434417,0.002494154198765568,0.0024245070236369984,0.002354307523690127,0.0022489317842913827,0.001909057932605287,0.0017316309274917098,0.0016660132336495344,0.0016335953811909036,0.0014201333310812682,0.0013357651693058142,0.001290147191510554,0.0010931361875380701,0.000967845474210087],"twin_dists":[0.3304146850946632,0.3457100754378597,0.3576603495178324,0.3862796564043841,0.3919665569142793,0.39913981379547686,0.40774983695615763,0.40780446786388047,0.4132702283345064,0.42661534425710074,0.4389565608141645,0.4397143625920654,0.44966612390606087,0.4507272354106936,0.4518254323077642,0.45353167470153677,0.45958488626064986,0.46315112610405884,0.4645558595730612,0.46526878223295326,0.4703179837537672,0.47250940863511176,0.4737481989360785,0.4796117101433194,0.4838740003590764],"n_dims_used":45,"mean_confidence":0.907763926188151},"coverage":{"mean_confidence":0.907763926188151,"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}}