{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000874","497:4970000717","471:4710002021","497:4970001127","497:4970000801","497:4970000578","497:4970000651","497:4970000512","497:4970001299","497:4970000723","483:4830000187","497:4970001380","494:4940005677","483:4830000193","471:4710002135","497:4970000960","497:4970001301","494:4940005562","471:4710002081","497:4970000797","490:4900003647","494:4940007846","484:4840003148","497:4970000800","497:4970001216"],"twin_admin_codes":[497,497,471,497,497,497,497,497,497,497,483,497,494,483,471,497,497,494,471,497,490,494,484,497,497],"twin_sims":[0.07427275966486946,0.007293911577453295,0.002852741868981501,0.0028070314598011526,0.0015494100457696914,0.0015492964398509787,0.0007910050948568404,0.0007157737444442819,0.000588133835889292,0.0004210757831421361,0.0004143139251787463,0.00040358350655139274,0.00031102435875049873,0.0001926658498134572,0.00003385084727337522,0.000028870063086218822,0.00002246027846361791,0.000015130327425489348,0.00001488203102808364,0.000014829037047376915,0.000012618000227290395,0.00001114745119416347,0.000010511712725869412,0.000009373654157203903,0.00000934234651391402],"twin_dists":[0.2961600252124004,0.40742996222423555,0.4445986966419464,0.4452110978169966,0.4671829574262053,0.4671856047677986,0.4908570518359747,0.49427938209378997,0.5009370606076032,0.5120645766810358,0.5125975597379321,0.5134602970348969,0.5219480760316153,0.53720186304194,0.5892795365286343,0.5938177822975405,0.6009067329945588,0.6118951915725349,0.6123511435180886,0.6124493977021386,0.6168801955030382,0.6202591140412644,0.6218539210441967,0.624954293487118,0.6250445826841994],"n_dims_used":45,"mean_confidence":0.9089941236707899},"coverage":{"mean_confidence":0.9089941236707899,"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}}