{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003890","477:4770003888","477:4770003924","477:4770003893","477:4770003980","477:4770003799","499:4990000756","499:4990000530","477:4770003925","477:4770003855","477:4770003955","499:4990000531","499:4990000470","477:4770003922","477:4770003854","499:4990000676","477:4770003529","499:4990000599","477:4770003853","477:4770003767","477:4770000453","477:4770004001","499:4990000679","477:4770004002","499:4990000532"],"twin_admin_codes":[477,477,477,477,477,477,499,499,477,477,477,499,499,477,477,499,477,499,477,477,477,477,499,477,499],"twin_sims":[0.9203298813093406,0.9184635010536992,0.8837178713293594,0.8755768313566483,0.8665956566143284,0.8645143786790757,0.8534621657508311,0.8463530727734819,0.8384184105870912,0.835015178881568,0.8130486181892942,0.809225988268438,0.8090414323715863,0.8006971253479153,0.7961817162485547,0.7886250772531421,0.7802857754382567,0.7726040074995101,0.7720212512087401,0.7670048772129778,0.7597389489239119,0.7465929680115475,0.7415917559319471,0.7410029122720857,0.7375670249101073],"twin_dists":[0.0529222541248695,0.05356535037114243,0.0645771206603,0.06695086480936085,0.06949990991373879,0.07008105837488644,0.07311231542879645,0.07501725380838914,0.07710608092212437,0.07799076528722673,0.08355773078473193,0.0845037028419079,0.08454921869009167,0.0865927903727219,0.08768746685029488,0.08950307775645162,0.09148457851273259,0.09329086866739575,0.09342719671127178,0.0945968034142444,0.096279031761107,0.09928989600470237,0.10042521218618607,0.1005585410946276,0.10133511508134137],"n_dims_used":45,"mean_confidence":0.9256278143988715},"coverage":{"mean_confidence":0.9256278143988715,"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}}