{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006785","490:4900006909","490:4900007643","490:4900007278","491:4910003490","491:4910003152","497:4970003279","491:4910003235","490:4900007522","491:4910003106","491:4910003446","491:4910003536","492:4920001755","490:4900006663","490:4900007400","491:4910003278","491:4910003105","491:4910003151","492:4920001473","494:4940006547","491:4910003361","497:4970003013","487:4870000268","487:4870000000","492:4920001521"],"twin_admin_codes":[490,490,490,490,491,491,497,491,490,491,491,491,492,490,490,491,491,491,492,494,491,497,487,487,492],"twin_sims":[0.028201456124805742,0.014112371549209782,0.009683952306761657,0.007249832106368782,0.005527760697135687,0.005093079202330271,0.0011768839898261083,0.0010425690213995348,0.0006604906574469358,0.0003890764391951298,0.0003013950878909343,0.00010369137822740711,0.00008859407382366528,0.00006459819178482848,0.000047245586376713115,0.00004264271958979856,0.00003846720844381756,0.00003338004015219999,0.00003165557567548081,0.00003096090174038463,0.000028647605466466838,0.000025944749829933554,0.000025573847203417857,0.000021203033424540096,0.000020836867427601277],"twin_dists":[0.3469560730329376,0.3791224462622497,0.39552209145472533,0.4076808344196538,0.4187509757357944,0.4220370405323162,0.47700850144193824,0.4812745261444966,0.49701483516216016,0.5146614666615967,0.5229634088038898,0.5563145000051957,0.5610651683831033,0.5704824377343986,0.5796579708176856,0.5826330466035001,0.5856087843401567,0.5896803016809502,0.5911956351612052,0.5918283737411316,0.5940374632189419,0.5968447392966452,0.5972515306624817,0.6025215035079525,0.6030089835024406],"n_dims_used":44,"mean_confidence":0.8927142403342507},"coverage":{"mean_confidence":0.8927142403342507,"n_dims_used":44,"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}}