{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000238","480:4800000266","490:4900003949","490:4900002698","490:4900002697","490:4900003810","490:4900002990","490:4900001246","490:4900003398","490:4900003662","490:4900004217","490:4900003535","490:4900003792","480:4800000776","490:4900003660","490:4900002994","490:4900001376","490:4900004090","490:4900003803","490:4900002550","490:4900003257","490:4900004354","471:4710001560","471:4710003624","480:4800000237"],"twin_admin_codes":[480,480,490,490,490,490,490,490,490,490,490,490,490,480,490,490,490,490,490,490,490,490,471,471,480],"twin_sims":[0.27552788723222826,0.05866952460154777,0.027902544730212947,0.022867249260582614,0.022779118216767005,0.016152729555376007,0.015108140028499136,0.0144612540774252,0.013139493829609078,0.012220128253628476,0.010148997950037915,0.00929709925899769,0.009129337902510538,0.008434558328231818,0.00809933652345785,0.00782659861140589,0.007514699620837264,0.007512555621694892,0.0074662181393412635,0.006698344980951438,0.006626134937520319,0.00617274202045128,0.00576615752452286,0.0057362064533690435,0.005409295541778593],"twin_dists":[0.20853381742523008,0.30929956720678325,0.3474737181090059,0.35700366040899045,0.3571860572538833,0.3730661876532636,0.3760767617408362,0.3780343751048946,0.3822871710316321,0.3854744283677723,0.39351670907836656,0.3972568597267328,0.398029267854765,0.4013696563719023,0.4030703677632352,0.4045012689931271,0.4061935092090012,0.4062053582532537,0.4064621921390677,0.41094121749995,0.41138586379908076,0.4142817870256946,0.4170467510751297,0.41725732740456056,0.4196226961574316],"n_dims_used":43,"mean_confidence":0.9226964906204579},"coverage":{"mean_confidence":0.9226964906204579,"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}}