{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003489","469:4690005667","479:4790000480","488:4880004188","479:4790002300","466:4660012224","470:4700001758","469:4690005298","470:4700002234","499:4990003161","485:4850001790","479:4790002876","472:4720001387","470:4700008259","479:4790000605","470:4700002912","481:4810001100","472:4720000326","469:4690001410","488:4880004186","470:4700002219","470:4700005572","479:4790004001","481:4810003997","481:4810001658"],"twin_admin_codes":[479,469,479,488,479,466,470,469,470,499,485,479,472,470,479,470,481,472,469,488,470,470,479,481,481],"twin_sims":[0.4120511127282492,0.40838264885234304,0.3355413920976624,0.31565962350483745,0.30413810580730544,0.2703495769583633,0.26908730413144827,0.2564779610857551,0.24321555812773005,0.24087012340191793,0.23819536741287792,0.2374791725058242,0.23633438083501707,0.2344545068180789,0.2321946869685491,0.23084027014361352,0.22873601821633352,0.2287313705985902,0.21906197710612568,0.2172984954011722,0.21350621985092388,0.20351487213016772,0.20248890361957508,0.20040011284069542,0.19876985002037148],"twin_dists":[0.17294365643991633,0.17381366926799227,0.19193410101439518,0.19722891928733602,0.2003836141627751,0.2100628538954437,0.21043830542357858,0.21425059540241886,0.21839059528045768,0.21913774219867513,0.21999557981060383,0.22022633829165966,0.220596135631436,0.22120593193813176,0.22194323229336052,0.222387394123332,0.2230808743219742,0.22308241065057408,0.2263247376893939,0.22692632237860502,0.22823122046826386,0.2317461802554636,0.2321137381201025,0.23286603113769686,0.2334569434733303],"n_dims_used":43,"mean_confidence":0.9147526940634084},"coverage":{"mean_confidence":0.9147526940634084,"n_dims_used":43,"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}}