{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001323","470:4700007586","466:4660000739","478:4780007961","487:4870003210","492:4920006762","478:4780003390","491:4910000533","466:4660002678","466:4660010915","487:4870002402","479:4790000341","472:4720003017","491:4910000617","470:4700003625","466:4660009072","466:4660000171","495:4950000206","477:4770000702","487:4870002316","466:4660007388","491:4910000264","466:4660000950","478:4780000293","476:4760004314"],"twin_admin_codes":[487,470,466,478,487,492,478,491,466,466,487,479,472,491,470,466,466,495,477,487,466,491,466,478,476],"twin_sims":[0.04052284678874776,0.018074730600609303,0.009299206219838601,0.009001835642252091,0.00847615337900447,0.008226332119073448,0.008008085421206387,0.007081674702509742,0.006408087423102855,0.005608084500170168,0.005585449274162533,0.005244365107349193,0.004817508818474302,0.004271369886999712,0.004036809563091355,0.004001173428837787,0.003985215853011248,0.003984759953427349,0.003951780353852365,0.003869208641784692,0.003723835439584809,0.003697046778598022,0.003565372815272191,0.003307902823164284,0.0032268497284485176],"twin_dists":[0.3288615565617082,0.36794798806614065,0.3972472382588111,0.39862484360934347,0.4011628682017854,0.4024187777293947,0.4035442368000974,0.4086506411914376,0.41275552291456036,0.4181694725288885,0.4183325743794997,0.42086552891782675,0.42425438325558684,0.42901145464714585,0.4312263503016848,0.4315730426061349,0.4317291997417333,0.4317336694194543,0.43205824452063046,0.4328818276032395,0.4343714741351059,0.4346517422282101,0.4360568221669691,0.43894659732156316,0.4398988624858089],"n_dims_used":43,"mean_confidence":0.8962787362032159},"coverage":{"mean_confidence":0.8962787362032159,"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}}