{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000183","489:4890002280","489:4890001791","477:4770000226","489:4890002610","477:4770000231","477:4770001085","477:4770000058","489:4890002868","477:4770000201","477:4770000154","477:4770000202","489:4890002120","477:4770000396","477:4770000378","489:4890001963","477:4770000131","477:4770000762","477:4770000194","468:4680005261","489:4890001962","489:4890001786","496:4960004267","477:4770000285","477:4770002202"],"twin_admin_codes":[477,489,489,477,489,477,477,477,489,477,477,477,489,477,477,489,477,477,477,468,489,489,496,477,477],"twin_sims":[0.655337081788273,0.4775226359526081,0.4631192718483031,0.4534758812010687,0.4229729186515724,0.41638824105140965,0.4155522454197947,0.40506464457460667,0.4034358128172315,0.40046972022835137,0.3977808069415258,0.3928983703536601,0.3917720481281481,0.3866776359872353,0.38630260994601684,0.34824270051471934,0.345140508329603,0.34174358898065516,0.334807389320622,0.3297242538811409,0.323311187655865,0.3158966068423428,0.31350238663712643,0.3078296926250322,0.3055762727875742],"twin_dists":[0.1194005811391898,0.15790769283753558,0.16114599578564015,0.16333369891111987,0.1703730654862051,0.17191940514276768,0.17211647302170108,0.17460354362154817,0.17499235404716115,0.17570219381449473,0.176347762735326,0.17752510368439225,0.177797662555061,0.1790350700093396,0.17912646487635966,0.18864068115026264,0.18943908482073973,0.19031771767014247,0.19212645670004133,0.19346491505379332,0.19516985452601895,0.1971647268919625,0.1978145176813236,0.19936546832053878,0.19998612057686807],"n_dims_used":45,"mean_confidence":0.9198154873318143},"coverage":{"mean_confidence":0.9198154873318143,"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}}