{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000231","474:4740000152","487:4870012332","487:4870012814","474:4740000612","474:4740001712","487:4870012896","474:4740001071","474:4740000391","474:4740000755","474:4740002323","474:4740001690","474:4740003186","487:4870008240","474:4740002996","474:4740002214","487:4870013105","474:4740003181","474:4740002415","474:4740001070","474:4740000124","474:4740002218","474:4740001805","487:4870012337","474:4740001484"],"twin_admin_codes":[474,474,487,487,474,474,487,474,474,474,474,474,474,487,474,474,487,474,474,474,474,474,474,487,474],"twin_sims":[0.3992277343561033,0.3957572715132558,0.36739539407254784,0.28524050099092096,0.2751702767376444,0.2538942806314128,0.23665662511524277,0.22464649743524406,0.223727282680674,0.2132428831486046,0.21167139938677698,0.2069602621430391,0.20257677752113887,0.20118840096526172,0.19617422548618255,0.1945938117219437,0.1879692885222757,0.18734089908939466,0.17535400664138384,0.16901941655114378,0.15965085275288188,0.154499524307112,0.15442447326069642,0.14938225048184806,0.148584459281175],"twin_dists":[0.17600013033160347,0.17683490104868724,0.1837911356404665,0.2057125451016914,0.20863884142014258,0.21504621502504007,0.22049192433858025,0.22444079333698583,0.2247487257861932,0.22832241204228915,0.22886819620816792,0.2305210668376206,0.23208220689769576,0.23258149251912152,0.23440471301879992,0.23498604910610754,0.23745920307713905,0.23769694745419118,0.24234373682933308,0.2448911954899524,0.24878786201444963,0.2510016759041389,0.2510343255094801,0.2532550383553347,0.2536114374974344],"n_dims_used":45,"mean_confidence":0.9223807440863715},"coverage":{"mean_confidence":0.9223807440863715,"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}}