{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000129","480:4800000199","480:4800000225","480:4800000088","480:4800000018","480:4800000031","480:4800000130","480:4800000194","480:4800000127","480:4800000198","480:4800000074","480:4800000265","495:4950000751","495:4950000339","480:4800000128","480:4800000264","480:4800000158","491:4910001900","480:4800000235","487:4870000442","491:4910002404","492:4920000603","487:4870001151","487:4870000631","492:4920000243"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,491,480,487,491,492,487,487,492],"twin_sims":[0.44286656613609016,0.17235977642153466,0.07162784182471495,0.06497002118204837,0.0160072302461417,0.013117851461419939,0.010987898169470753,0.01019226988005651,0.009292271068239577,0.007204962340397186,0.005788453658311819,0.004685609624112219,0.004044609325067679,0.003719074927013454,0.003047299008633395,0.002962148154869582,0.00282148994689896,0.0025246436789016662,0.001959570710501135,0.001862851515092736,0.001847939762877696,0.0017685429995479853,0.0017438601009846428,0.0016842999854108822,0.0016436504456760548],"twin_dists":[0.16576042756411188,0.24353951266934912,0.2982180357661364,0.3036858404160912,0.37347507367586935,0.3823598988766262,0.3900976817971832,0.39333430099502975,0.397278915077945,0.4079376160317711,0.4168906345037875,0.42535666197943733,0.43115084033328094,0.4344211450943915,0.442088620887988,0.44316861590370055,0.44501641117330676,0.44921012538425903,0.4586254095947483,0.4604832463721954,0.4607775459127735,0.46238233126200917,0.4628947615941635,0.46415932541092075,0.46504626951436817],"n_dims_used":43,"mean_confidence":0.9043094723723656},"coverage":{"mean_confidence":0.9043094723723656,"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}}