{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002111","490:4900001793","490:4900002105","487:4870003632","490:4900013050","490:4900006397","466:4660004000","490:4900013342","490:4900006736","487:4870001987","490:4900008080","490:4900000483","490:4900004308","490:4900000862","466:4660002532","466:4660003022","490:4900001663","490:4900007854","490:4900007971","493:4930005954","490:4900003539","487:4870003631","490:4900011138","487:4870003486","494:4940003716"],"twin_admin_codes":[490,490,490,487,490,490,466,490,490,487,490,490,490,490,466,466,490,490,490,493,490,487,490,487,494],"twin_sims":[0.29356541678863235,0.0302714385372837,0.003802553906364434,0.003054377958664843,0.0011743322289198266,0.0011159941297576102,0.0003704828926311829,0.0003646152894450284,0.0003339702388968708,0.000246574930864277,0.00020929199181640715,0.00020672597883864317,0.00019690642248036794,0.00017517854036665754,0.00017171114076225218,0.00016505333242697662,0.00015998131812143833,0.00013987536111292526,0.0001398292770330467,0.0001216750973956797,0.00009472347566316582,0.00008584082368578416,0.00006668819210038072,0.00006573622049281724,0.000060137089254673765],"twin_dists":[0.20334004976040285,0.34349533965074147,0.4335584024678645,0.44200008248742656,0.47708524893774507,0.47888334508887076,0.516263855016227,0.5167851833828867,0.5196426960435037,0.529398890725225,0.5345965890834098,0.5349856752189145,0.5365178405447566,0.5401812292121438,0.5408051284416378,0.5420371097128098,0.5430074993550034,0.5471635057470555,0.5471736637372624,0.551443959322509,0.5590504200090312,0.5620134686692185,0.5695402063573407,0.5699658581480316,0.5725943236545662],"n_dims_used":45,"mean_confidence":0.9178909301757813},"coverage":{"mean_confidence":0.9178909301757813,"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}}