{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000740","480:4800000669","480:4800000704","480:4800000552","480:4800000555","480:4800000741","480:4800000668","480:4800000778","480:4800000592","480:4800000773","480:4800001216","480:4800000556","480:4800000738","480:4800000774","480:4800000483","480:4800000358","480:4800000707","480:4800000853","480:4800000701","480:4800001157","480:4800001389","480:4800000854","480:4800001224","480:4800000557","480:4800000897"],"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":[0.5878429418159782,0.5656457301582596,0.46205684696276317,0.4321727190695876,0.40909646185850856,0.3721619476939281,0.3574594864769118,0.35555683742605565,0.34232850492635364,0.3415710928321979,0.31529776186247227,0.3006916461007076,0.2935801025474226,0.28598237820632316,0.2738209609630768,0.252765857313541,0.21894323269023994,0.2066354366503866,0.20011128193072572,0.19733592265174968,0.19708708915362044,0.19642366339241266,0.1963846020857662,0.19580315978826612,0.1910946636226208],"twin_dists":[0.1338772865718112,0.13864213329033434,0.16138621547509244,0.16822932236450674,0.1736441131192704,0.1826042843916391,0.18629029567739885,0.18677289369286718,0.19016609533144987,0.1903624587107884,0.19732699053495095,0.20134064159927592,0.20333590012601785,0.20549945239298084,0.20903586706947003,0.2153953147850826,0.2263651432211647,0.2306359702760176,0.2329704798347014,0.2339794636053303,0.23407040512629596,0.23431325734998767,0.23432757374621765,0.23454091239609579,0.23628494561812577],"n_dims_used":43,"mean_confidence":0.9253311157226562},"coverage":{"mean_confidence":0.9253311157226562,"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}}