{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004941","490:4900006254","490:4900012211","490:4900007715","490:4900005873","490:4900010948","490:4900007338","490:4900007949","490:4900006375","490:4900011656","490:4900006496","490:4900004931","490:4900006371","490:4900008954","490:4900008950","490:4900007937","490:4900008615","490:4900009986","490:4900004112","490:4900001385","490:4900006727","490:4900007596","490:4900004928","490:4900008733","490:4900008168"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2025860166717542,0.19952484296161174,0.1883156093813917,0.1469481087790627,0.11202508084263721,0.08312519658334237,0.07402805946658803,0.06743775025055863,0.06185950336369864,0.051285505993119804,0.04813674850831756,0.047034098628491026,0.045231754353225434,0.044595664823296174,0.04264997647732487,0.038149304531708166,0.037484349714628454,0.03604697208670628,0.035835887010387577,0.035090373185476,0.03295050843347453,0.032290035481657334,0.031750804627877306,0.030735142863464786,0.030375438681410783],"twin_dists":[0.23207889221902883,0.23318287140069538,0.23732841435876342,0.2543468906655346,0.27174711892058007,0.28967586086557134,0.2963479156482949,0.30160817507009263,0.30639863640382814,0.3165500926140394,0.3199085386521741,0.32112802800525,0.3231738614708909,0.3239122113619135,0.32622695503473437,0.33194291678857,0.33283523383423336,0.33481090733482416,0.3351066539321498,0.33616316778532057,0.339305572134793,0.3403106420026629,0.34114432031232855,0.3427480269791947,0.34332688257066124],"n_dims_used":45,"mean_confidence":0.9249491373697917},"coverage":{"mean_confidence":0.9249491373697917,"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}}