{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":478,"cluster_id":4780000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000673","478:4780000718","478:4780001212","478:4780001682","478:4780000726","478:4780001475","469:4690008630","478:4780000933","478:4780001016","478:4780000993","469:4690008348","469:4690008527","478:4780000582","484:4840007055","484:4840006413","478:4780000822","478:4780001606","478:4780000579","478:4780000502","498:4980003939","478:4780001069","478:4780003135","478:4780002927","478:4780000583","478:4780001469"],"twin_admin_codes":[478,478,478,478,478,478,469,478,478,478,469,469,478,484,484,478,478,478,478,498,478,478,478,478,478],"twin_sims":[0.9373487769551285,0.753070796658195,0.6399308036052046,0.5565560224716285,0.5352983059725994,0.5126160813718867,0.5108371964768144,0.4614236093460363,0.4460279043920573,0.4315022833704463,0.42686048972591883,0.4244818328646198,0.3992921936536531,0.3913498133604281,0.3711391262710713,0.3541576863673064,0.34962601220072403,0.3461698458740009,0.3425353872612535,0.34145648313326343,0.33184869949483203,0.32949185120197333,0.3182826445002999,0.31566025094801925,0.3089973267921525],"twin_dists":[0.046718667027868636,0.09781127545775468,0.12271527233956618,0.140599248435615,0.1451960879272576,0.15014165855033712,0.15053168406749606,0.16152948624195387,0.165035038961087,0.16838491250562565,0.16946486148843368,0.17002014628939444,0.1759846570082888,0.17789993330467502,0.18285832319859238,0.18712863305361271,0.18828586952588947,0.1891737480578127,0.19011250024758286,0.19039219218138556,0.19290415806379918,0.1935263789133852,0.19651992468669524,0.1972287492938723,0.19904489972384443],"n_dims_used":44,"mean_confidence":0.9225316481156782},"coverage":{"mean_confidence":0.9225316481156782,"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}}