{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000388","480:4800001154","480:4800000776","480:4800001155","480:4800001217","480:4800001892","469:4690004389","480:4800002208","480:4800000356","480:4800000449","480:4800002055","480:4800002436","480:4800001459","480:4800005274","480:4800002001","469:4690003617","480:4800001504","480:4800001505","480:4800001561","469:4690004302","480:4800001285","469:4690003421","469:4690004748","480:4800001999","469:4690004649"],"twin_admin_codes":[480,480,480,480,480,480,469,480,480,480,480,480,480,480,480,469,480,480,480,469,480,469,469,480,469],"twin_sims":[0.5886991093388241,0.17240171229374593,0.1571598647218713,0.1146687523671153,0.061083726675317765,0.05147593361925553,0.04668103886070924,0.03329823846628249,0.02989708799628617,0.029417868321816795,0.02933074720673221,0.028370385122311194,0.02794420959069001,0.02729598075738514,0.027106944775005238,0.025908649409170547,0.025862141729164345,0.025623568224590804,0.02516437187876166,0.02447886933353565,0.022528646414446584,0.021782480495480143,0.021168209789979197,0.02115809515910284,0.020540090854959385],"twin_dists":[0.13369379340994958,0.2435226630453448,0.24985176400410622,0.27029546948625455,0.30709260080079215,0.3163525453366227,0.3215235518250339,0.33878330874585044,0.34410583978446246,0.3448970038323956,0.3450420222225107,0.3466656104440065,0.3474012790045311,0.34853898182845944,0.34887513786895447,0.3510542905029959,0.35114060624444704,0.3515855039911713,0.35245198999983085,0.35377128587581547,0.3577078003935861,0.3592925184383483,0.36063293388802475,0.36065528702778804,0.36203904194157915],"n_dims_used":43,"mean_confidence":0.9222305652707122},"coverage":{"mean_confidence":0.9222305652707122,"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}}