{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008842","487:4870009126","487:4870008982","487:4870008403","487:4870012662","487:4870012503","487:4870008697","487:4870009124","474:4740003578","487:4870012811","474:4740000018","478:4780001542","487:4870011818","474:4740003833","487:4870010849","466:4660006134","487:4870012424","474:4740000500","474:4740003919","474:4740000298","487:4870012344","466:4660006133","487:4870008409","487:4870012661","487:4870011816"],"twin_admin_codes":[487,487,487,487,487,487,487,487,474,487,474,478,487,474,487,466,487,474,474,474,487,466,487,487,487],"twin_sims":[0.5886347211008027,0.5644982526584917,0.45366167916762873,0.45294052585830336,0.4506684631003365,0.42664700934353494,0.4141505507403151,0.41272812851725604,0.3780090429704104,0.36349661961238167,0.363421925811719,0.3631469634083717,0.36038611013292815,0.338701461075881,0.3330116670867109,0.3285786811624624,0.32424201363092026,0.320473694859741,0.3168270773484442,0.30886554080467904,0.29660474172745244,0.29531212452562616,0.29244682779165704,0.2891081087610678,0.28909588141240955],"twin_dists":[0.13370759251584372,0.13888896819615748,0.16329139057410902,0.16345564117004655,0.1639737615835467,0.16951464492587667,0.1724472759793323,0.17278346643873574,0.18115858493963052,0.18476765290774536,0.18478641272096416,0.18485548806023627,0.18555053908093225,0.19110854995321144,0.192598019204892,0.1937681174267534,0.19492123513890744,0.1959302098683927,0.1969129506877923,0.19908104606541088,0.2024838525903855,0.20284735521184258,0.20365648245875023,0.20460525673140637,0.20460874338187265],"n_dims_used":42,"mean_confidence":0.9152099972679502},"coverage":{"mean_confidence":0.9152099972679502,"n_dims_used":42,"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}}