{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860001921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860001700","486:4860002052","486:4860001772","486:4860002106","486:4860001410","486:4860001587","486:4860001918","486:4860002449","486:4860001591","486:4860001922","486:4860001768","487:4870008517","486:4860000889","486:4860001697","474:4740005108","474:4740005478","486:4860001247","487:4870001377","486:4860000700","486:4860001692","486:4860001261","474:4740004265","474:4740003873","474:4740003959","486:4860000923"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,487,486,486,474,474,486,487,486,486,486,474,474,474,486],"twin_sims":[0.2430525309708325,0.1266245682180057,0.06980479450078915,0.06143210466412728,0.060423919083834626,0.05058910346693086,0.043346883198681546,0.04154097932148164,0.02972439856773872,0.029662045364754152,0.02691075909125735,0.020246282581028875,0.019916089195716895,0.019374979988323895,0.01769109906808728,0.01675158721813421,0.0166050351385264,0.01600322876513529,0.015678827793832173,0.01567040855247581,0.015344862478993346,0.01489134702324944,0.014877513896686581,0.01344207646113503,0.013059574194156993],"twin_dists":[0.21844237700053745,0.2640338250114905,0.299672684825382,0.30678007271696106,0.3076885443380495,0.3172777676976893,0.32538784616664485,0.3275863449553754,0.3443896779118777,0.344492511344677,0.349226150178268,0.36270966221571244,0.3634735336874453,0.3647495662825204,0.36893013094457816,0.3714166140203601,0.37181545149439166,0.3734863648306746,0.3744101057007705,0.37443430273263406,0.3753788147337751,0.3767244505164187,0.3767660595914253,0.38128130112025405,0.38255626510851676],"n_dims_used":45,"mean_confidence":0.920993889702691},"coverage":{"mean_confidence":0.920993889702691,"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}}