{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000425","500:5000000087","500:5000000538","500:5000000118","500:5000000532","500:5000000231","500:5000000147","500:5000000372","500:5000000113","500:5000000119","500:5000000092","500:5000000486","500:5000000114","500:5000000146","500:5000000094","500:5000000116","500:5000000430","500:5000000189","500:5000000521","500:5000000148","500:5000000534","500:5000000527","500:5000000230","500:5000000485","500:5000000188"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9545396845061483,0.8672660230002494,0.8653499182215628,0.8619121053966116,0.8594141891195778,0.8530180136319314,0.8180413983104461,0.8122707988886576,0.8117477246912352,0.8111579039258444,0.8037761461142522,0.8014223431624479,0.7929513836501831,0.7778592646702289,0.7730036965275593,0.7709948864013743,0.765241580195489,0.7535158795652064,0.7513392220988072,0.7494555866846435,0.7329689593675155,0.7206091338202292,0.7203559674170847,0.7198488282653506,0.7182993499101651],"twin_dists":[0.03961749249246694,0.06931198740740388,0.06984816654053694,0.07080291547518233,0.07149099139564764,0.07323230994694549,0.08231262926404358,0.08375071857539115,0.08388035453662054,0.08402639269453503,0.08584192227916441,0.08641626284065282,0.08846604808958322,0.0920570420293737,0.0931973110105889,0.09366706815926418,0.09500630846378738,0.09770933139127932,0.09820744884291874,0.09863763740748971,0.10237074616057641,0.10513552813676973,0.10519188728379772,0.10530475387752276,0.10564934315991799],"n_dims_used":44,"mean_confidence":0.9165091948075728},"coverage":{"mean_confidence":0.9165091948075728,"n_dims_used":44,"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}}