{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003551","490:4900002573","490:4900002566","490:4900002262","490:4900001803","490:4900002268","490:4900003553","490:4900003425","490:4900010546","490:4900009578","490:4900003964","490:4900002415","490:4900004515","490:4900002260","494:4940008965","490:4900002109","490:4900003002","490:4900002424","490:4900001254","490:4900001954","490:4900002855","490:4900003823","490:4900002574","490:4900002862","490:4900001662"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2679931110121857,0.1394322766577872,0.13459491217361716,0.12125808743653689,0.11314615272139868,0.11235705966249082,0.10893548214927737,0.09659887155962696,0.09179335315945442,0.08948140441529508,0.08645339913427226,0.08318115477957153,0.0816548339105689,0.07751649968722404,0.07674458803233733,0.07419527619261194,0.07359887087160262,0.07310255137305736,0.0635283429522175,0.06009843152230522,0.056866046337483905,0.055381759775916826,0.053910895807396185,0.05320111638052414,0.04905906930900011],"twin_dists":[0.2107646463498563,0.2578050294429521,0.26010495444807274,0.26678597356773087,0.2711283455576768,0.2715633881118703,0.2734775241442041,0.2807926194145144,0.2838413019793952,0.28535316148292966,0.2873808556889725,0.2896366731771566,0.29071319790216865,0.29371536486952166,0.2942895362896976,0.29621946589937453,0.2966786789515959,0.2970631279412039,0.3049296492793327,0.30798449914881465,0.3109975699286873,0.31242872855931736,0.31387859482797403,0.3145899978251751,0.3189062791943011],"n_dims_used":44,"mean_confidence":0.9185503179376776},"coverage":{"mean_confidence":0.9185503179376776,"n_dims_used":44,"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}}