{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000568","491:4910000126","491:4910000328","491:4910000567","491:4910000515","491:4910000452","491:4910000356","491:4910000508","491:4910000513","491:4910000052","491:4910000750","491:4910000516","491:4910000453","491:4910000069","491:4910000087","491:4910000401","491:4910000468","491:4910000194","491:4910000463","491:4910000749","491:4910000367","491:4910000692","491:4910000517","491:4910000627","491:4910000687"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.642895941058798,0.6182722345507107,0.5648094929469377,0.554625575500229,0.5420479552307768,0.5413678000783084,0.5139270884976507,0.5128358791419177,0.4979202397209874,0.4616511006607931,0.45196882565620194,0.44029181024764574,0.4108376498595254,0.39800581798703916,0.34791290403392094,0.3196919749310843,0.3092973041705868,0.29344834602335035,0.2537714791643059,0.25248758206660205,0.2485759758511714,0.24845829832122626,0.24738375553761438,0.24370077480441912,0.23963186187434282],"twin_dists":[0.12207820485350583,0.1273599854165562,0.13882201086307774,0.14101547098547643,0.1437330759493395,0.14388034498343444,0.14985443492817485,0.15009349104910374,0.15337460765306551,0.1614780080764634,0.1636771091998985,0.166352698390893,0.17323106388132004,0.1762936646908686,0.18872538137620984,0.1961403468420335,0.19896265473757305,0.20337313388233252,0.21508415816464338,0.21548155698827678,0.21670030040909383,0.21673715473400335,0.2170741996671084,0.2182366102826151,0.21953409878657373],"n_dims_used":45,"mean_confidence":0.889746348063151},"coverage":{"mean_confidence":0.889746348063151,"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}}