{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003807","474:4740003826","474:4740003821","474:4740003739","474:4740003894","474:4740004244","486:4860000646","486:4860001230","474:4740004334","486:4860000643","474:4740004256","486:4860000610","486:4860000820","474:4740003985","474:4740003822","474:4740003631","486:4860000645","474:4740003633","474:4740004333","474:4740003738","474:4740003808","486:4860000696","480:4800005948","474:4740004416","486:4860001229"],"twin_admin_codes":[474,474,474,474,474,474,486,486,474,486,474,486,486,474,474,474,486,474,474,474,474,486,480,474,486],"twin_sims":[0.557437592870991,0.5051119177269193,0.46943527699855286,0.46308291151640973,0.4354815209378556,0.3205884128609166,0.31407323063839937,0.3113996074757568,0.2960203042339502,0.28277519252211136,0.275634338707119,0.23839883395803177,0.2361957360722095,0.2361833731407287,0.2352172372011104,0.21016106269989382,0.20959731271688448,0.2053699114659549,0.19706286720467353,0.1850245639504197,0.18330335374339765,0.18215853556563136,0.17084548270883984,0.16712518181317282,0.15576254707519904],"twin_dists":[0.14040924448716718,0.15178935951676245,0.15972184371788214,0.16115421384235584,0.16746285682363152,0.195899396306408,0.19765933565890034,0.19838754370535502,0.20264808898646391,0.20642307309675104,0.2085025705944058,0.21993010524167914,0.22064100083205057,0.22064500229049017,0.22095813197608052,0.2293953386847137,0.22959275984118988,0.2310848164846704,0.23407926179841412,0.23857817363544898,0.23923802975203748,0.2396793389081122,0.2441499250548,0.24566624611787716,0.25045395405854826],"n_dims_used":45,"mean_confidence":0.9234127468532987},"coverage":{"mean_confidence":0.9234127468532987,"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}}