{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000382","487:4870000500","487:4870000443","487:4870000559","487:4870000266","487:4870001339","487:4870000264","487:4870000390","487:4870000712","487:4870001624","487:4870000990","487:4870000977","487:4870000565","487:4870001451","487:4870010248","487:4870002702","487:4870001897","487:4870010624","496:4960009188","487:4870002623","494:4940008913","487:4870000802","466:4660013195","487:4870001545","487:4870001241"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,494,487,466,487,487],"twin_sims":[0.3294892678489494,0.26414905368910824,0.263799249489839,0.2063364113135029,0.19761961294876748,0.1903598609201992,0.14288395697280964,0.12640533695728182,0.11841036766498023,0.1112276164336219,0.10988497976618479,0.10607861199787988,0.10032022167370414,0.09084810665402264,0.08380383229947207,0.053733280124969446,0.05353758780171842,0.05223608790228522,0.05150506886345516,0.049762251413600044,0.04858635203791974,0.046680739875607155,0.04648804647454489,0.045363371000305935,0.044599555463867395],"twin_dists":[0.19352706227021155,0.21191773653141605,0.21202318396859388,0.23074185628562083,0.2338758796617244,0.23655980946410443,0.25620009762142715,0.2641445021301065,0.2682842904764511,0.27219019191037097,0.2729417393841921,0.2751117403421933,0.278512680765777,0.2844557453633065,0.28920202496444264,0.31405588494161785,0.314251781948685,0.31556997338850173,0.31632237441172356,0.3181526589501476,0.3194179837813185,0.32152388782953994,0.321740815516189,0.32302217400617167,0.3239076684643776],"n_dims_used":43,"mean_confidence":0.9034044132676236},"coverage":{"mean_confidence":0.9034044132676236,"n_dims_used":43,"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}}