{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004940","490:4900009376","490:4900005085","490:4900006739","490:4900009574","490:4900008061","490:4900009990","490:4900006983","490:4900004667","490:4900009369","490:4900005878","490:4900009470","490:4900009869","490:4900009982","490:4900008173","490:4900006611","490:4900005075","490:4900006973","490:4900009172","490:4900006737","490:4900004665","490:4900011796","490:4900009375","490:4900009277","490:4900007713"],"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":[0.5296491356140596,0.5071751989162802,0.43091753440004044,0.40375238228937654,0.34479681993517913,0.30270196075521205,0.3006074167545971,0.2937848719404997,0.2747642755958483,0.26513879245494437,0.2564907348778285,0.25411334597500984,0.23864297552391706,0.23813556045988774,0.2339552741008534,0.23151583617327293,0.22724192102554688,0.22390197242894236,0.22192188235490382,0.2212520523782105,0.21883255124878906,0.21647082135038798,0.21603862760557185,0.21585813024245556,0.21291858924545462],"twin_dists":[0.14642339072757296,0.15133568835916147,0.16852069702084763,0.1749167322984769,0.1895277721780957,0.2007816381487824,0.20136411055869732,0.20327805291549164,0.20875817829661222,0.21161985410178472,0.21424667447679643,0.21497855725482198,0.21985158965956925,0.22001483233260086,0.22136841148467545,0.22216563799966457,0.22357583465352127,0.22469014083997532,0.2253559889204106,0.2255821310275402,0.22640281837869214,0.22720980254032358,0.227358119877506,0.2274201209139232,0.2284348173805873],"n_dims_used":45,"mean_confidence":0.9302620781792534},"coverage":{"mean_confidence":0.9302620781792534,"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}}