{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003729","487:4870002469","487:4870003049","466:4660013179","466:4660009538","487:4870003562","487:4870003711","496:4960000900","469:4690004856","493:4930000490","466:4660000389","466:4660000834","487:4870003050","487:4870003561","466:4660007348","466:4660013502","469:4690002138","487:4870003162","493:4930002404","466:4660010537","487:4870004459","469:4690003235","487:4870007258","466:4660000137","499:4990001091"],"twin_admin_codes":[487,487,487,466,466,487,487,496,469,493,466,466,487,487,466,466,469,487,493,466,487,469,487,466,499],"twin_sims":[0.3701368546861877,0.3114478224708996,0.28894740669850283,0.26488333951668497,0.2648486796401132,0.25927319735609533,0.2561204965077355,0.22964710313162057,0.21144308242087098,0.1875871011422129,0.1874607406539515,0.18365539565040007,0.18302651112500978,0.17772590064825944,0.1736584649318135,0.17288292376063244,0.16622956710179834,0.15925648029958286,0.15812726348475986,0.15480344395886958,0.1539461651237384,0.15052536115284737,0.1499154632092218,0.1495965565028326,0.1493348481964796],"twin_dists":[0.1831075947955999,0.19837438000015453,0.20465108824234837,0.21169667146432872,0.21170709760912507,0.21339551743156243,0.21436036958066795,0.2227801011941875,0.2289477200097597,0.23760373303363927,0.2376515635819006,0.23910271424787505,0.23934456945573637,0.24140678979757751,0.24301906077074656,0.24332952423467455,0.24603490277251774,0.24895548921952992,0.24943713811056237,0.25086957974321034,0.2512426783790207,0.2527468104892298,0.25301761645306814,0.25315954008037583,0.25327617522514795],"n_dims_used":43,"mean_confidence":0.9121389167253361},"coverage":{"mean_confidence":0.9121389167253361,"n_dims_used":43,"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}}