{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000395","480:4800000037","495:4950000390","495:4950000292","495:4950000637","495:4950000055","480:4800000124","480:4800000057","495:4950000443","495:4950000394","495:4950000445","495:4950000291","495:4950000535","495:4950000493","495:4950000444","480:4800000152","495:4950000588","495:4950000389","495:4950000056","480:4800000121","480:4800000051","495:4950000068","495:4950000397","480:4800000034","480:4800000153"],"twin_admin_codes":[495,480,495,495,495,495,480,480,495,495,495,495,495,495,495,480,495,495,495,480,480,495,495,480,480],"twin_sims":[0.49510421649053504,0.3849790426670767,0.33796703943569373,0.11290533861451785,0.074067930677347,0.053788064242696866,0.05242919982100328,0.050110086842005776,0.04961674320547591,0.04653779732156724,0.03814510040623924,0.03529977992435792,0.030315589495603503,0.029646510250354682,0.028728709178702395,0.028047132656286205,0.027568087274732797,0.02471641234625801,0.02207990643833496,0.019980253844100453,0.019808290292196242,0.017304018666684653,0.01597041341371027,0.01545910964807864,0.015384925577164907],"twin_dists":[0.15399708173358606,0.17944935898904157,0.19130004154891336,0.2712608624845492,0.2963172667827402,0.3140011495004254,0.31537267447229206,0.3177831501757174,0.31830787242099995,0.32168473573856665,0.33194851686040316,0.33586449162449494,0.3434237644374937,0.3445181608416867,0.34605438361588936,0.34722273296742495,0.34805860703000796,0.35331054134153267,0.3586552710523521,0.36332423458314034,0.36372530879611226,0.3699401995944969,0.37357905510145983,0.3750453563917377,0.3752616327262974],"n_dims_used":42,"mean_confidence":0.9011631011962891},"coverage":{"mean_confidence":0.9011631011962891,"n_dims_used":42,"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}}