{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005268","491:4910004433","491:4910004868","491:4910005471","665:6650001229","491:4910004182","497:4970003404","665:6650001273","491:4910004386","491:4910004556","491:4910004326","491:4910005058","491:4910004380","492:4920004891","491:4910004818","665:6650001158","491:4910004384","491:4910003884","491:4910003624","491:4910003777","491:4910004281","665:6650000380","491:4910004870","491:4910004327","665:6650001057"],"twin_admin_codes":[491,491,491,491,665,491,497,665,491,491,491,491,491,492,491,665,491,491,491,491,491,665,491,491,665],"twin_sims":[0.11010648689598325,0.049717661477289635,0.040771533585812245,0.038454717183331155,0.029469546598738152,0.02841279250139377,0.02727344337975062,0.02673952867544506,0.02508397997344891,0.021657862660491176,0.021402308431567308,0.017972984009947502,0.0174312661481312,0.015447812569044329,0.014994135225050331,0.014517671921074362,0.013218740546793487,0.013156661408511369,0.012754289751906258,0.011913920000149134,0.01094184764701723,0.010266190702500481,0.010130893961794483,0.009596849120816616,0.009555547921494],"twin_dists":[0.2728172624746929,0.3182001827524489,0.32854760294437335,0.33153748542846884,0.3448111562704428,0.34659292720414636,0.3485789537901731,0.34953431970086496,0.3526050896775727,0.3595617679739015,0.360118159764429,0.36820667940978224,0.3696059871204657,0.3750782328698659,0.37641633311218814,0.3778606026367719,0.3820217685263976,0.382229555768362,0.3835977752225739,0.3865832659818691,0.39027923539969106,0.393024285944415,0.39359323014682723,0.3959072215569454,0.39609092771589327],"n_dims_used":45,"mean_confidence":0.9092761569552952},"coverage":{"mean_confidence":0.9092761569552952,"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}}