{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780005261","499:4990000052","489:4890004351","496:4960004904","479:4790004114","479:4790005047","472:4720002215","496:4960003696","498:4980000985","496:4960009710","479:4790004137","479:4790005961","496:4960005297","493:4930001708","493:4930003924","498:4980002493","493:4930002938","489:4890003900","478:4780003816","496:4960003317","496:4960004147","493:4930004690","480:4800001894","469:4690006621","496:4960011105"],"twin_admin_codes":[478,499,489,496,479,479,472,496,498,496,479,479,496,493,493,498,493,489,478,496,496,493,480,469,496],"twin_sims":[0.04330281968671681,0.03964794963766537,0.03944686792476529,0.03735249542493986,0.031054850232671495,0.027805887486953094,0.027495654922188528,0.02623684889665118,0.025839641115640872,0.022352248236283623,0.021868069254808404,0.021445726109740087,0.018390757208560943,0.016231476215382592,0.016126985940851993,0.016066634573831274,0.016010794244507933,0.015378009051983358,0.015227840411638584,0.014521757371411884,0.014217718773793001,0.014126591430914612,0.013973383104326477,0.013954379315241064,0.013659317341845239],"twin_dists":[0.32544056347759875,0.32997915375496345,0.33023895769479433,0.3330137638220269,0.3422383862810569,0.3476421267608915,0.3481860784749156,0.35044894291302914,0.35118241426906655,0.35807827569823797,0.3591083698505117,0.3600232248960634,0.3671525370408231,0.3728462398702658,0.37313829669870535,0.37330774103870984,0.37346501907401497,0.3752818439233397,0.3757226458114874,0.377848042188052,0.3787914180770885,0.3790776366555411,0.3795625371117953,0.37962301044112334,0.38057140320631444],"n_dims_used":45,"mean_confidence":0.9379801432291667},"coverage":{"mean_confidence":0.9379801432291667,"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}}