{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005876","490:4900005617","490:4900005875","490:4900005879","490:4900006978","490:4900005744","490:4900007228","490:4900007817","490:4900006860","490:4900006854","490:4900006983","490:4900005749","490:4900005877","490:4900005348","490:4900006855","490:4900007232","490:4900007592","490:4900005618","490:4900005742","490:4900005878","490:4900006613","490:4900009041","490:4900007104","490:4900007833","490:4900006008"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2109094057966129,0.18532151613830009,0.1618439193533153,0.16110411430596563,0.15275295277407483,0.1230377213281346,0.11901785869235741,0.11682546817904928,0.10754994377544731,0.08126197152327504,0.07602617182327728,0.07400306505293484,0.06978757592262294,0.06526151556892501,0.05923396085124463,0.04930208223634895,0.0463820658016141,0.039594684313737735,0.038803586683559085,0.0387610596138356,0.03278611652628001,0.03184553603624596,0.03161025139873119,0.030408825830530308,0.029947961126842716],"twin_dists":[0.22913382937957374,0.2384647694514059,0.24786115436916845,0.24817274309321247,0.25176452260807963,0.2658632135912818,0.2679623678131354,0.26913015957044445,0.27426588734707835,0.2909928895402781,0.2948281094880969,0.2963671355714422,0.2996865701511823,0.30343710032082194,0.30877698214773974,0.3186448227570292,0.32186044595276225,0.33004786561487603,0.3310776874125811,0.3311335489423059,0.33955411517152484,0.34099698884255375,0.3413636104572244,0.34327290762278273,0.3440224911315175],"n_dims_used":45,"mean_confidence":0.9289413452148437},"coverage":{"mean_confidence":0.9289413452148437,"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}}