{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001378","474:4740002009","474:4740001284","487:4870010858","478:4780000911","474:4740000992","474:4740001704","478:4780005890","481:4810003262","474:4740001283","487:4870012155","487:4870012052","496:4960011257","474:4740001279","474:4740002443","467:4670001924","478:4780001652","478:4780001442","474:4740001907","474:4740000220","484:4840002622","498:4980002633","474:4740001282","487:4870013109","484:4840004615"],"twin_admin_codes":[474,474,474,487,478,474,474,478,481,474,487,487,496,474,474,467,478,478,474,474,484,498,474,487,484],"twin_sims":[0.01300724262840254,0.006263901535361204,0.0024376433137513775,0.0019155493978622138,0.0017697362828385165,0.0015069139965248732,0.0008510737942737496,0.000732187067439645,0.000707118907010847,0.0006773625735162503,0.000611129910119657,0.0005898670905476973,0.0005366254579290133,0.000529452770971779,0.0004214006567350637,0.0003908185299459061,0.00037836402828423456,0.0003761374256587683,0.00035913619139812605,0.00035223884959126474,0.0002968161786766316,0.0002850725693396033,0.00028148145002688504,0.0002713833175942641,0.00023339194219314696],"twin_dists":[0.3827332589794488,0.41368447447582607,0.4505249769281193,0.45946028365402786,0.4623577253492661,0.4681859596551996,0.4883353851826409,0.4935050918302892,0.49469435052712957,0.49615807003661216,0.49964391426435023,0.5008379649690228,0.5040137597658065,0.5044638926701034,0.5120391716110047,0.5145150288591688,0.5155756666685155,0.5157687246979564,0.5172791391187997,0.5179110913527716,0.5234569432077875,0.5247561512895956,0.525163480872892,0.5263355932148951,0.5311466845859495],"n_dims_used":45,"mean_confidence":0.9127697414822049},"coverage":{"mean_confidence":0.9127697414822049,"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}}