{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004304","466:4660014338","487:4870006164","487:4870006175","487:4870006165","487:4870005154","487:4870006030","487:4870007078","487:4870005739","487:4870006606","487:4870012324","487:4870003299","487:4870006062","487:4870003722","487:4870006604","487:4870006906","487:4870003303","487:4870006775","469:4690003034","487:4870005876","487:4870007678","487:4870005592","487:4870005147","487:4870005295","487:4870006174"],"twin_admin_codes":[487,466,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,469,487,487,487,487,487,487],"twin_sims":[0.6190799095619032,0.5671118046117933,0.5081013591947691,0.5057525819367187,0.4885686762187366,0.4828778995497947,0.4418968116635615,0.427592741321669,0.424637533381642,0.42177884887682104,0.41487996611120964,0.38457015945940265,0.3777697221235062,0.370662742062675,0.3679535883420473,0.3597700224208781,0.3538325643461503,0.3471174913842434,0.3467741702423011,0.33654704434352983,0.3262194070058052,0.32520697707727547,0.3239226055140706,0.3235682076371637,0.3194844947294175],"twin_dists":[0.12718697065107332,0.13832685370546724,0.1511322043360554,0.15164843856043514,0.155445735032987,0.15671190295375353,0.1659833427906305,0.16929417901561644,0.16998375938655402,0.17065271968958629,0.17227507217176258,0.17954921584379033,0.18121754174800797,0.18297676140554647,0.18365175264339054,0.18570601013728374,0.18721140068896966,0.18892983794946758,0.1890181631324794,0.1916709257167496,0.19439439517338078,0.19466391639475877,0.19500650277360243,0.19510116587739723,0.19619616877242496],"n_dims_used":43,"mean_confidence":0.9092536748841752},"coverage":{"mean_confidence":0.9092536748841752,"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}}