{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003382","477:4770003388","489:4890005167","477:4770002840","477:4770003452","489:4890005164","489:4890005162","489:4890005224","489:4890005082","489:4890005265","477:4770003375","489:4890004442","489:4890005194","477:4770003077","477:4770003078","489:4890005233","489:4890005052","477:4770003450","489:4890005202","477:4770002144","477:4770002146","489:4890005005","477:4770003384","477:4770002996","477:4770003314"],"twin_admin_codes":[477,477,489,477,477,489,489,489,489,489,477,489,489,477,477,489,489,477,489,477,477,489,477,477,477],"twin_sims":[0.8710729857105198,0.817995373746044,0.7943565956827969,0.7720035400188463,0.7665615191129934,0.765432669233473,0.7450485312714511,0.7328381705470832,0.7070112100954744,0.6853319575644605,0.677055994495948,0.6688922875546992,0.6603211688573398,0.6588188818688112,0.655297823269447,0.6540324815944408,0.6524039465474349,0.6386311845507062,0.6361883226721808,0.6274793146201876,0.6157733099351687,0.6154082629067136,0.6130515920027862,0.6129158375652345,0.6128963450061741],"twin_dists":[0.06823776872780779,0.08232415788677676,0.08812781752992674,0.09343133850259332,0.09469984601991677,0.09496197010673006,0.09964106093184648,0.10240014520788282,0.1081486866273045,0.11290149091942182,0.11470223258133425,0.11647247088603999,0.11832541491594717,0.11864965537836404,0.1194090438214927,0.11968175538123832,0.12003260635159844,0.1229943852260071,0.12351885224360168,0.12538701732591273,0.12789523410589426,0.12797341800508508,0.1284781267947161,0.12850719876478792,0.12851137310751398],"n_dims_used":45,"mean_confidence":0.9208262125651042},"coverage":{"mean_confidence":0.9208262125651042,"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}}