{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008769","487:4870004543","496:4960008472","487:4870005123","490:4900000593","487:4870002204","487:4870005861","487:4870005130","487:4870004541","494:4940007931","487:4870005859","487:4870004554","487:4870005858","496:4960007284","487:4870004542","490:4900000142","487:4870005420","487:4870004117","487:4870004394","487:4870003242","487:4870004544","490:4900000027","487:4870006146","487:4870006430","487:4870002743"],"twin_admin_codes":[496,487,496,487,490,487,487,487,487,494,487,487,487,496,487,490,487,487,487,487,487,490,487,487,487],"twin_sims":[0.5172800117042058,0.4377736689480496,0.42321591881835846,0.41348469418581146,0.40770404923773,0.3940381126399611,0.3863054681056758,0.34268108531308566,0.3249705451642775,0.30567910935787945,0.29330984668105187,0.28999284851516427,0.28607018602064527,0.2732438178267631,0.2711555307118783,0.2695506324508174,0.26767740901293047,0.26314391728684966,0.2604863261214637,0.2546513473356204,0.2467583846514701,0.24664189441762377,0.24440636660892026,0.24355105781895292,0.24103235213392618],"twin_dists":[0.14912067855447403,0.1669332556443848,0.1703161947917004,0.17260458915576632,0.17397498238625528,0.17724966670867187,0.17912576817602685,0.19007476596709993,0.19472692445589362,0.19995773919467635,0.20341228380102092,0.2043532047695026,0.20547425295346686,0.20920605355299318,0.2098236966155472,0.21030036636199093,0.21085895736161123,0.21222096734032375,0.21302622230229704,0.2148125539151952,0.2172707885106663,0.21730744322586587,0.21801304145014352,0.21828410227993464,0.21908591228324856],"n_dims_used":43,"mean_confidence":0.910866936971975},"coverage":{"mean_confidence":0.910866936971975,"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}}