{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000162","477:4770000108","477:4770000316","477:4770000330","489:4890002699","477:4770000325","477:4770000044","477:4770000269","477:4770000756","477:4770000042","477:4770000274","477:4770000755","477:4770000043","477:4770000600","477:4770000272","477:4770000227","477:4770000025","477:4770000324","477:4770000084","477:4770000023","477:4770000239","477:4770000086","477:4770002018","477:4770000601","477:4770000705"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9440912092409189,0.9212992519495192,0.8531925681880622,0.8473808645670105,0.8360058682075797,0.8349019184225365,0.80438951227447,0.7906388951483937,0.7860694372736992,0.7843978391418462,0.7760919681650857,0.7700392073693775,0.7636190796121457,0.7620957210454177,0.7600051590262915,0.7570914601479183,0.7460373899075264,0.7413236249777929,0.7315921139628515,0.7234367309147282,0.7224981139838045,0.7182896728194537,0.7150296297943299,0.7103303273232935,0.7047688848674767],"twin_dists":[0.04405502558191348,0.05258565701387349,0.07318516736951367,0.07474387264016766,0.07773389971889713,0.07802009692097071,0.08569190303945236,0.08902115636047997,0.0901127085835581,0.09051030069552231,0.09247286945608976,0.09389015489848758,0.09538239140479705,0.09573487319617427,0.09621763597898454,0.09688866791904036,0.09941627915914535,0.10048593253309332,0.1026800775454515,0.10450534202984756,0.10471467814729635,0.1056514940525619,0.10637526000648935,0.1074157279596653,0.10864299388334467],"n_dims_used":45,"mean_confidence":0.9200642903645834},"coverage":{"mean_confidence":0.9200642903645834,"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}}