{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003530","474:4740003778","474:4740004039","474:4740003952","474:4740004040","474:4740003870","486:4860002323","474:4740003867","474:4740003611","474:4740003782","486:4860001221","474:4740003949","474:4740003777","474:4740003696","474:4740003699","474:4740003614","486:4860001271","487:4870009411","474:4740003866","486:4860002583","474:4740003864","486:4860001983","474:4740003447","486:4860002496","474:4740003694"],"twin_admin_codes":[474,474,474,474,474,474,486,474,474,474,486,474,474,474,474,474,486,487,474,486,474,486,474,486,474],"twin_sims":[0.8008178056898292,0.774672484859206,0.719176957171703,0.6248255575116579,0.5931168330403782,0.5819175934018478,0.5714707029358282,0.5704270496370905,0.5548370085970195,0.5458973916489608,0.5343556150717859,0.5259253966819,0.5252945909581981,0.520411948823361,0.5054597631894064,0.5034831834365403,0.5006011468946522,0.49587158290345207,0.4928437114416839,0.4835570265967443,0.4801915429652792,0.45993785588144365,0.4541627786622962,0.44785691139705175,0.44660950904355406],"twin_dists":[0.08656342908295242,0.09280619293996992,0.1054542187111044,0.12595586089141925,0.13274721336133938,0.13514767272281217,0.13739002825996663,0.13761426014619585,0.1409698734403582,0.14290021415766813,0.14540070553638595,0.14723390192010308,0.1473713280444409,0.14843632045076416,0.1517128412587028,0.1521478334642596,0.15278292589171613,0.15382735728299438,0.15449749904910773,0.15656055939398703,0.15731121532800724,0.16186591330913774,0.16317731615795283,0.16461625763273535,0.1649018004653694],"n_dims_used":45,"mean_confidence":0.9232777065700954},"coverage":{"mean_confidence":0.9232777065700954,"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}}