{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004559","480:4800005265","480:4800004829","480:4800005670","480:4800005744","480:4800004646","480:4800005080","480:4800004751","480:4800005668","480:4800005176","480:4800005600","480:4800005664","480:4800005735","480:4800004664","480:4800005507","480:4800004075","480:4800003454","480:4800004990","480:4800005743","480:4800003443","480:4800005344","480:4800004651","480:4800005256","480:4800004235","480:4800004908"],"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":[0.6490090998760711,0.6049728691288226,0.5292144810891768,0.4494242474060714,0.3795878822989474,0.3667737231624199,0.334192659922249,0.3185721109041238,0.2633923699182684,0.25338518673503513,0.217758697715441,0.1965923169134544,0.19613029725647926,0.19000409440315663,0.18183514361903544,0.18059540289023016,0.17841104877913042,0.17614286980368218,0.1710727647217702,0.15627210588734836,0.14694895260141444,0.14606779598273276,0.14427901100571697,0.1437786423027431,0.14171694233074905],"twin_dists":[0.12076351682683828,0.13020805279383638,0.14651793413395992,0.16425790389848813,0.1807700902812857,0.1839464938291284,0.19228773139558294,0.1964418850681479,0.2121459465744564,0.21520359075317635,0.22676901613038022,0.2342514666203008,0.234420827517845,0.2366931555228189,0.2398043559771637,0.2402850772107843,0.24113779851052483,0.24203112383667408,0.24405806099033334,0.2502338984184479,0.25434650985639634,0.2547450515455508,0.25555961462842347,0.2557888079291546,0.2567394641081389],"n_dims_used":43,"mean_confidence":0.9195538010708121},"coverage":{"mean_confidence":0.9195538010708121,"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}}