{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000656","477:4770000560","477:4770000443","477:4770000658","477:4770000711","477:4770000657","477:4770000769","477:4770000709","477:4770000452","477:4770000501","477:4770000401","477:4770000763","477:4770000608","477:4770000392","477:4770000666","477:4770000662","477:4770000612","477:4770000664","477:4770000394","477:4770000761","477:4770000453","477:4770000400","477:4770000239","477:4770000458","477:4770000442"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9532501957803751,0.897360787560068,0.8927608036878132,0.8924249456265698,0.8909734593604277,0.8895877982835628,0.8722012010642193,0.8707064527554753,0.862372339942257,0.8463409812431608,0.8432605023326658,0.8376677622285498,0.8362364439761414,0.8234911321042186,0.8103888400685096,0.8089390088359047,0.8002758925968851,0.7860492988364438,0.777816510075386,0.7675982780204137,0.7640502313546892,0.7454262273087285,0.7281116736644292,0.7254625325916478,0.7250292562610663],"twin_dists":[0.04018891454840869,0.06044322417059782,0.06186078506463567,0.061963297118889454,0.062404830193569565,0.06282410924771858,0.06791706723673319,0.06834172293408908,0.07067562748799448,0.07502046606349921,0.07583588076249732,0.0773017753748424,0.0776740380327283,0.0809405683981558,0.08421658970533907,0.08457447266422731,0.08669523218798658,0.09011750393577549,0.09206711275175265,0.09445880624330638,0.09528252079336123,0.09955522991686148,0.10346047263734862,0.10405302902459217,0.10414982798693091],"n_dims_used":45,"mean_confidence":0.9218819512261285},"coverage":{"mean_confidence":0.9218819512261285,"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}}