{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001048","487:4870000964","487:4870001054","487:4870001052","487:4870003917","491:4910001589","487:4870003916","500:5000002023","499:4990001750","487:4870002694","487:4870007962","487:4870006258","476:4760000654","665:6650000628","487:4870007961","487:4870001235","491:4910001471","476:4760000541","487:4870000703","487:4870007157","476:4760000597","665:6650000449","466:4660006248","473:4730003434","491:4910001649"],"twin_admin_codes":[487,487,487,487,487,491,487,500,499,487,487,487,476,665,487,487,491,476,487,487,476,665,466,473,491],"twin_sims":[0.341564039397253,0.1788920239170031,0.13223760509279922,0.05403314864440145,0.03177062787798457,0.021699728286662515,0.010137111603272674,0.006016323756126214,0.005858158044141877,0.00560600405779218,0.005592707490264174,0.004403391147266691,0.004243713568220319,0.00396119314200595,0.003802563984254815,0.0036137476287263744,0.003587163021959586,0.0034735831270715834,0.0033019496118684376,0.0032592138578576924,0.0031417248654451173,0.0027455919157825396,0.002475983073227033,0.002337849096152168,0.0022277685301030307],"twin_dists":[0.1903642884463954,0.24094940401052245,0.2612482653108527,0.31375684715489705,0.3411134590434592,0.35947116311573346,0.393566935989947,0.4153254878221344,0.4164060453088769,0.4181844386517648,0.4182802091577723,0.4278129609957455,0.4292667756710002,0.43196535625447885,0.4335582993595205,0.4355352083704961,0.4358210705563096,0.43706455017922563,0.4390158109174737,0.4395160375702529,0.44092276772288025,0.4460487636991604,0.44994032583344185,0.4520872499000372,0.45388317804577744],"n_dims_used":43,"mean_confidence":0.8896861409032067},"coverage":{"mean_confidence":0.8896861409032067,"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}}