{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004826","490:4900001144","490:4900005627","490:4900007503","490:4900001290","490:4900002896","490:4900003181","490:4900003591","487:4870001017","490:4900003059","490:4900003355","490:4900002123","490:4900003982","490:4900000806","487:4870000688","487:4870000844","490:4900004281","487:4870002197","487:4870001679","466:4660005363","490:4900000794","487:4870000924","487:4870001393","490:4900002887","487:4870002748"],"twin_admin_codes":[490,490,490,490,490,490,490,490,487,490,490,490,490,490,487,487,490,487,487,466,490,487,487,490,487],"twin_sims":[0.42185326146411495,0.3597620767127758,0.3446844393592876,0.3210328766837744,0.2655848516428159,0.25710031013432294,0.2553044182761711,0.24775594652571076,0.23473506904328004,0.2168857963776856,0.19738367376503954,0.18992366671816643,0.18963037562429844,0.18640620382342094,0.16342652617060324,0.161649711178082,0.161647569097842,0.16026984201538516,0.15636939629810942,0.14573914460368537,0.145027257590231,0.13339739591991645,0.13237146404254238,0.1314109626321436,0.12685600237535252],"twin_dists":[0.1706352823603627,0.18570801614138424,0.1895567816875809,0.19578007043907866,0.21148582997718185,0.21405970822205342,0.21461134391356415,0.21695735078349473,0.2211147200678531,0.22706758170370028,0.23396202101621996,0.23672332507455543,0.2368334184022192,0.23805161652007126,0.2471980492213197,0.24794285012202294,0.24794375160803658,0.24852536824855953,0.25019194267915973,0.2548941540295763,0.25521797856120515,0.2606838603985458,0.2611829340102741,0.2616528242974231,0.2639171448576674],"n_dims_used":45,"mean_confidence":0.9218895806206597},"coverage":{"mean_confidence":0.9218895806206597,"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}}