{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001852","491:4910001306","491:4910001307","491:4910001108","491:4910001491","491:4910001677","491:4910002249","491:4910001902","491:4910002975","491:4910001549","491:4910003243","491:4910002131","491:4910002824","491:4910001378","491:4910001043","491:4910001994","491:4910001044","491:4910002877","491:4910002304","491:4910002419","492:4920001456","491:4910003116","491:4910002102","491:4910002046","491:4910002054"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491],"twin_sims":[0.20912057064196515,0.17553222783590938,0.1449107458712702,0.13883301023253564,0.1338857927773578,0.11597088005026643,0.10877195410495073,0.10875076777916436,0.0890053676022542,0.08864931741573058,0.08156687494082897,0.08108271420205289,0.06861302779588248,0.06836276715561744,0.06832958883940113,0.06615127599862038,0.06537302711858778,0.06472877352426779,0.06390240450321136,0.06188587692212882,0.06031498805318527,0.06026565383922442,0.059453166471298564,0.05808574069822791,0.05760415826629012],"twin_dists":[0.229759993433885,0.24227302333307663,0.25527108971377854,0.2580866800686982,0.26044728893799457,0.2695899153180557,0.27357016478641094,0.2735821749919949,0.285668292239233,0.28590486840579227,0.2907757250318851,0.2911208685724696,0.30064038284900263,0.3008453251349786,0.30087254117270823,0.3026834137384947,0.3033421844437307,0.3038923941937379,0.3046047269432788,0.30637516996253666,0.30778744542353365,0.30783228544364266,0.30857513468162345,0.30984444018434726,0.3102973319242903],"n_dims_used":45,"mean_confidence":0.8989767286512587},"coverage":{"mean_confidence":0.8989767286512587,"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}}