{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002849","490:4900003405","490:4900002256","490:4900003672","490:4900004524","490:4900009813","494:4940007760","490:4900006022","490:4900005076","490:4900011532","490:4900010348","490:4900004937","490:4900003537","490:4900003272","490:4900009868","490:4900006126","490:4900006148","490:4900008835","490:4900002555","466:4660004721","490:4900011260","490:4900010104","490:4900009915","490:4900008398","494:4940008970"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,494],"twin_sims":[0.2656110137052546,0.2201988100598401,0.17641800842449848,0.11570299562561606,0.05150058719497496,0.045224752060516696,0.04375765319472993,0.04042874188886186,0.0381310675430231,0.02772658353448906,0.01986718389616304,0.016979404474808713,0.01597386337599097,0.0146184361209478,0.01389945057888499,0.013036220677911521,0.011024622914701385,0.010017192376267678,0.009858316478646087,0.009750180336725854,0.009550294430893268,0.009537461912530729,0.0085239079273231,0.008157587994527366,0.007586328690581295],"twin_dists":[0.21147797360999854,0.22593864511856565,0.24192232565963193,0.2697345685495777,0.3163270144679803,0.3231819419382912,0.3248985586126484,0.3289807830955076,0.33196721300920046,0.3477806768742553,0.3635876091871715,0.37080265473682905,0.37356930246297776,0.3775517153210802,0.3797982129034852,0.3826351728199268,0.38995337922869455,0.3940766236257088,0.394760329714738,0.39523132455752924,0.3961143458201474,0.3961715967850262,0.4009265755155905,0.4027703625263168,0.4057993773831629],"n_dims_used":45,"mean_confidence":0.9137198554144965},"coverage":{"mean_confidence":0.9137198554144965,"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}}