{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003338","480:4800003024","480:4800003150","480:4800003398","480:4800003066","480:4800003346","480:4800003446","480:4800003023","480:4800003028","480:4800003770","480:4800002560","480:4800003773","480:4800003511","480:4800003194","480:4800003072","480:4800003456","480:4800003845","480:4800003391","480:4800003443","480:4800003452","480:4800003157","480:4800002605","480:4800003149","480:4800003774","480:4800003768"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.14981275815206965,0.13603444267078973,0.10894806585520447,0.09800321921571553,0.09437682175966289,0.09255115659158301,0.09151140078408489,0.08553381752181759,0.08351756679492184,0.07331680553775584,0.07187233809465411,0.06769287677992886,0.0645576929083574,0.061454739839694676,0.06130306184129807,0.05213788730608208,0.05112816944662324,0.048685550878153586,0.04589721615737098,0.04426257091346335,0.04131317597704994,0.040169883222315024,0.0389435907553002,0.037124048180747854,0.035725632057403776],"twin_dists":[0.25306329917074927,0.25941414824882003,0.2734703997846779,0.27992426158708494,0.28218709280295157,0.283352306142119,0.28402405504902706,0.2880078225994018,0.2894015257194098,0.29689690860418577,0.29802523693167776,0.3013969288042697,0.3040392533145928,0.3067598171987137,0.3068956663005967,0.3156705356081012,0.31671377237376547,0.3193102601719996,0.3224106780082084,0.3243023867909518,0.3278693611134234,0.3293099578394409,0.33089414997045313,0.33332434905382097,0.3352617186767524],"n_dims_used":43,"mean_confidence":0.9133831290311591},"coverage":{"mean_confidence":0.9133831290311591,"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}}