{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005727","490:4900006239","490:4900007093","490:4900006595","490:4900006962","490:4900007333","490:4900006361","490:4900010259","490:4900006838","487:4870002343","490:4900005987","487:4870003365","490:4900007220","490:4900005728","487:4870002605","490:4900006967","490:4900012815","490:4900006480","490:4900007091","487:4870002713","490:4900006116","487:4870002838","490:4900006964","487:4870001467","487:4870002716"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,487,490,490,487,490,490,490,490,487,490,487,490,487,487],"twin_sims":[0.13365880140903497,0.023730334137954827,0.004349933894788433,0.0035758406281261846,0.0027519347410646256,0.0006442748699251985,0.0005588394434128947,0.0005475564524921507,0.000452870684475051,0.00023981375463904406,0.0002037936957760975,0.00017860074037341243,0.00013155242567623819,0.00013092044733798846,0.00010117857115531946,0.0000945616065229602,0.00008854094666154232,0.00008575335537339692,0.00008101114224773802,0.00003487856897213979,0.00003362332156358668,0.00003339584997099496,0.000024777202739222112,0.000020576180517922602,0.000014827713963523909],"twin_dists":[0.2605571590378537,0.3552489177343754,0.42829426391825465,0.4359434059043813,0.4459614960189644,0.49785771985322574,0.5026544799394068,0.503338456927784,0.5096611120431935,0.5302840033333875,0.5354359028350353,0.5395767688965604,0.5490513683530276,0.5491992876449016,0.5570578099321603,0.5591020205726471,0.5610832014502495,0.5620440648611478,0.5637487484649503,0.5884228195328309,0.5894725465197761,0.5896667568599545,0.5981446059869213,0.6033610420643627,0.6124518550712974],"n_dims_used":45,"mean_confidence":0.9216588338216146},"coverage":{"mean_confidence":0.9216588338216146,"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}}