{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006301","493:4930003684","480:4800006128","493:4930001811","480:4800006258","487:4870013084","493:4930002647","480:4800006043","480:4800006343","480:4800006176","480:4800006082","480:4800006175","480:4800005946","493:4930003334","480:4800006045","493:4930001976","493:4930001496","480:4800006356","466:4660010361","493:4930000991","480:4800005935","494:4940000018","480:4800006273","480:4800005752","493:4930003693"],"twin_admin_codes":[480,493,480,493,480,487,493,480,480,480,480,480,480,493,480,493,493,480,466,493,480,494,480,480,493],"twin_sims":[0.1400619364691614,0.13464709196800895,0.0853118746314203,0.0710631854442543,0.06592421786074461,0.04793713433506829,0.04691441703338606,0.04418664937441612,0.04373581752543436,0.039495372080048656,0.039020016633886816,0.031230764740979976,0.030789549996193766,0.030645095241232483,0.029994097853910544,0.025009351223416635,0.022201813283869467,0.02201490082904081,0.02173640308732065,0.01968029611916324,0.01892885281264614,0.01849743423911569,0.01745251474158161,0.017167080656474074,0.01677970643579873],"twin_dists":[0.25751006565049755,0.26007981767043437,0.288159946051825,0.2986653451806945,0.3028749570220715,0.3201275617257919,0.32126182510268275,0.324391663643331,0.32492447076316916,0.33017618652607716,0.3307941953552236,0.3419598762938644,0.34266097786107863,0.3428923897688033,0.34394700733917494,0.352747593966794,0.3583962339078842,0.35879390839952274,0.3593919169549229,0.3640258091131838,0.365825236338785,0.3668867259125639,0.3695503867035201,0.37030227985040814,0.3713404387638062],"n_dims_used":45,"mean_confidence":0.9250942654079861},"coverage":{"mean_confidence":0.9250942654079861,"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}}