{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000490","490:4900000491","490:4900000403","490:4900000825","490:4900000601","490:4900000497","490:4900000493","496:4960008859","496:4960008589","490:4900000337","490:4900000409","490:4900000342","490:4900000414","490:4900000231","490:4900000098","490:4900000227","490:4900000434","490:4900000710","490:4900000120","490:4900000119","490:4900000275","490:4900000185","496:4960008368","490:4900000031","490:4900000160"],"twin_admin_codes":[490,490,490,490,490,490,490,496,496,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.6740180584835833,0.6574409176006081,0.6355516527397437,0.6041587129151874,0.5905885437075792,0.5326407601896246,0.510820188798498,0.4927505188973063,0.4815537462130904,0.4810770341184178,0.4716507297784896,0.45531363300466426,0.45260760549410517,0.44908404269616453,0.4469369316386477,0.4437438401056784,0.4411559456178828,0.4354910908954381,0.434761924621986,0.418849298599897,0.40858529835046803,0.4056596654802414,0.40218629361690167,0.40081627197168357,0.39789678971552955],"twin_dists":[0.11536164852295794,0.118946934205073,0.12365550560615106,0.13038238733645055,0.13328890345826488,0.14577311453243513,0.1505354147143503,0.15451814382804746,0.15700718282484202,0.15711354997988008,0.1592238487816106,0.1629155005070185,0.16353149994959174,0.16433564790192864,0.16482682095962042,0.16555893295574114,0.16615377175988838,0.16746064338453592,0.16762934815551206,0.17134024595879546,0.17376551947304494,0.17446168354085537,0.17529109858203282,0.17561913538199195,0.17631987595097412],"n_dims_used":45,"mean_confidence":0.9157773335774739},"coverage":{"mean_confidence":0.9157773335774739,"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}}