{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011175","490:4900011843","490:4900011167","490:4900011011","490:4900011005","490:4900011249","490:4900011232","490:4900011234","490:4900010929","490:4900011165","490:4900011772","490:4900011086","490:4900011900","490:4900011776","490:4900011703","490:4900010760","490:4900010580","490:4900010927","490:4900010776","490:4900012118","490:4900011644","490:4900011906","490:4900012168","490:4900011233","490:4900011374"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6832877629189583,0.5313925001717352,0.490458404632377,0.36597544050569314,0.3487153764351001,0.3232702033554263,0.311037305467995,0.30192451239936324,0.29958450872499187,0.2982180741929111,0.2776602418928041,0.2695770958645944,0.2669431303745626,0.24786625680467034,0.2433430596385102,0.2275420683395604,0.2221581042993802,0.22179196204974738,0.2114301939392663,0.20609411610861347,0.20187775077235864,0.18212339708544073,0.17837409217743375,0.17422483657124527,0.16143339739651122],"twin_dists":[0.11334690296172435,0.14604434998813842,0.15502627512472467,0.18414618186350898,0.18851935933505357,0.19518081040145835,0.19848649704141222,0.2009975641100637,0.2016494323243631,0.20203146567926894,0.20790930551164052,0.21029249227899763,0.2110785789600641,0.21692274065620526,0.21835011307346777,0.2234762301590063,0.22527634650704195,0.22539981578685675,0.22895221086050263,0.2308277308533568,0.23233329463386715,0.239692915167681,0.24115228905217215,0.24279295703985188,0.2480339287210342],"n_dims_used":45,"mean_confidence":0.8944766574435764},"coverage":{"mean_confidence":0.8944766574435764,"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}}